BaLa2(CoO3)3 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic Cm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to one O(11), one O(9), two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(6), and two equivalent O(8) atoms to form BaO12 cuboctahedra that share  a cornercorner with one La(1)O12 cuboctahedra,  a cornercorner with one La(3)O12 cuboctahedra, corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with two equivalent La(4)O12 cuboctahedra, corners with four equivalent Ba(2)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, faces with two equivalent La(3)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(5)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(2)O6 octahedra, and faces with two equivalent Co(4)O6 octahedra. In the second Ba site, Ba(2) is bonded to one O(10), one O(12), two equivalent O(1), two equivalent O(2), two equivalent O(4), two equivalent O(5), and two equivalent O(7) atoms to form BaO12 cuboctahedra that share  a cornercorner with one La(2)O12 cuboctahedra,  a cornercorner with one La(4)O12 cuboctahedra, corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with two equivalent La(3)O12 cuboctahedra, corners with four equivalent Ba(1)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with two equivalent La(4)O12 cuboctahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(5)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(3)O6 octahedra. There are four inequivalent La sites. In the first La site, La(1) is bonded to one O(3), one O(9), two equivalent O(1), two equivalent O(11), two equivalent O(5), two equivalent O(6), and two equivalent O(7) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(1)O12 cuboctahedra,  a cornercorner with one La(3)O12 cuboctahedra, corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with two equivalent La(4)O12 cuboctahedra, corners with four equivalent La(2)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent La(3)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(5)O6 octahedra, faces with two equivalent Co(3)O6 octahedra, and faces with two equivalent Co(6)O6 octahedra. In the second La site, La(2) is bonded to one O(10), one O(4), two equivalent O(12), two equivalent O(2), two equivalent O(5), two equivalent O(6), and two equivalent O(8) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(2)O12 cuboctahedra,  a cornercorner with one La(4)O12 cuboctahedra, corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with two equivalent La(3)O12 cuboctahedra, corners with four equivalent La(1)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent La(4)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(4)O6 octahedra, and faces with two equivalent Co(5)O6 octahedra. In the third La site, La(3) is bonded to one O(11), one O(3), two equivalent O(2), two equivalent O(5), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(1)O12 cuboctahedra,  a cornercorner with one La(1)O12 cuboctahedra, corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with two equivalent La(3)O12 cuboctahedra, corners with four equivalent La(4)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(5)O6 octahedra. In the fourth La site, La(4) is bonded to one O(12), one O(4), two equivalent O(1), two equivalent O(10), two equivalent O(6), two equivalent O(7), and two equivalent O(8) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(2)O12 cuboctahedra,  a cornercorner with one La(2)O12 cuboctahedra, corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with two equivalent La(4)O12 cuboctahedra, corners with four equivalent La(3)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(5)O6 octahedra, faces with two equivalent Co(2)O6 octahedra, and faces with two equivalent Co(6)O6 octahedra. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(4), one O(9), two equivalent O(2), and two equivalent O(7) atoms to form CoO6 octahedra that share  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, and faces with two equivalent La(3)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-7°. In the second Co site, Co(2) is bonded to one O(10), one O(3), two equivalent O(1), and two equivalent O(8) atoms to form CoO6 octahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(5)O6 octahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with two equivalent La(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-7°. In the third Co site, Co(3) is bonded to one O(11), one O(4), two equivalent O(1), and two equivalent O(5) atoms to form CoO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(5)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-6°. In the fourth Co site, Co(4) is bonded to one O(12), one O(3), two equivalent O(2), and two equivalent O(6) atoms to form CoO6 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with two equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-7°. In the fifth Co site, Co(5) is bonded to one O(12), one O(9), two equivalent O(5), and two equivalent O(8) atoms to form CoO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with two equivalent La(3)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 6-7°. In the sixth Co site, Co(6) is bonded to one O(10), one O(11), two equivalent O(6), and two equivalent O(7) atoms to form CoO6 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, and faces with two equivalent La(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 6-7°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Ba(1), one Ba(2), one La(1), one La(4), one Co(2), and one Co(3) atom to form distorted OBa2La2Co2 octahedra that share  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(5)BaLa3Co2 octahedra,  a cornercorner with one O(8)BaLa3Co2 octahedra, corners with two equivalent O(12)BaLa3Co2 octahedra, corners with two equivalent O(9)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(5)BaLa3Co2 octahedra,  a faceface with one O(8)BaLa3Co2 octahedra, and faces with two equivalent O(1)Ba2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the second O site, O(2) is bonded to one Ba(1), one Ba(2), one La(2), one La(3), one Co(1), and one Co(4) atom to form distorted OBa2La2Co2 octahedra that share  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(6)BaLa3Co2 octahedra,  a cornercorner with one O(7)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(10)BaLa3Co2 octahedra, corners with two equivalent O(11)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(6)BaLa3Co2 octahedra,  a faceface with one O(7)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(2)Ba2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the third O site, O(3) is bonded in a distorted linear geometry to two equivalent Ba(1), one La(1), one La(3), one Co(2), and one Co(4) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to two equivalent Ba(2), one La(2), one La(4), one Co(1), and one Co(3) atom. In the fifth O site, O(5) is bonded to one Ba(2), one La(1), one La(2), one La(3), one Co(3), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(1)Ba2La2Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(8)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(10)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(1)Ba2La2Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(8)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(5)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the sixth O site, O(6) is bonded to one Ba(1), one La(1), one La(2), one La(4), one Co(4), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(2)Ba2La2Co2 octahedra,  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(7)BaLa3Co2 octahedra, corners with two equivalent O(9)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(2)Ba2La2Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(7)BaLa3Co2 octahedra, and faces with two equivalent O(6)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-62°. In the seventh O site, O(7) is bonded to one Ba(2), one La(1), one La(3), one La(4), one Co(1), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(2)Ba2La2Co2 octahedra,  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(6)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(12)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  a faceface with one O(2)Ba2La2Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(6)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(7)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the eighth O site, O(8) is bonded to one Ba(1), one La(2), one La(3), one La(4), one Co(2), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(1)Ba2La2Co2 octahedra,  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(5)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(11)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  a faceface with one O(1)Ba2La2Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(5)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the ninth O site, O(9) is bonded to one Ba(1), one La(1), two equivalent La(3), one Co(1), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra, corners with two equivalent O(2)Ba2La2Co2 octahedra, corners with two equivalent O(5)BaLa3Co2 octahedra, corners with two equivalent O(7)BaLa3Co2 octahedra, corners with two equivalent O(8)BaLa3Co2 octahedra, corners with two equivalent O(9)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, edges with two equivalent O(11)BaLa3Co2 octahedra, faces with two equivalent O(2)Ba2La2Co2 octahedra, faces with two equivalent O(5)BaLa3Co2 octahedra, faces with two equivalent O(7)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-62°. In the tenth O site, O(10) is bonded to one Ba(2), one La(2), two equivalent La(4), one Co(2), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra, corners with two equivalent O(1)Ba2La2Co2 octahedra, corners with two equivalent O(10)BaLa3Co2 octahedra, corners with two equivalent O(6)BaLa3Co2 octahedra, corners with two equivalent O(7)BaLa3Co2 octahedra, corners with two equivalent O(8)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, edges with two equivalent O(12)BaLa3Co2 octahedra, faces with two equivalent O(1)Ba2La2Co2 octahedra, faces with two equivalent O(6)BaLa3Co2 octahedra, faces with two equivalent O(7)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the eleventh O site, O(11) is bonded to one Ba(1), one La(3), two equivalent La(1), one Co(3), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(1)Ba2La2Co2 octahedra, corners with two equivalent O(11)BaLa3Co2 octahedra, corners with two equivalent O(5)BaLa3Co2 octahedra, corners with two equivalent O(6)BaLa3Co2 octahedra, corners with two equivalent O(7)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra, edges with two equivalent O(9)BaLa3Co2 octahedra, faces with two equivalent O(1)Ba2La2Co2 octahedra, faces with two equivalent O(5)BaLa3Co2 octahedra, faces with two equivalent O(6)BaLa3Co2 octahedra, and faces with two equivalent O(7)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the twelfth O site, O(12) is bonded to one Ba(2), one La(4), two equivalent La(2), one Co(4), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(2)Ba2La2Co2 octahedra, corners with two equivalent O(12)BaLa3Co2 octahedra, corners with two equivalent O(5)BaLa3Co2 octahedra, corners with two equivalent O(6)BaLa3Co2 octahedra, corners with two equivalent O(8)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra, edges with two equivalent O(10)BaLa3Co2 octahedra, faces with two equivalent O(2)Ba2La2Co2 octahedra, faces with two equivalent O(5)BaLa3Co2 octahedra, faces with two equivalent O(6)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°.
BaLa2(CoO3)3 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic Cm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to one O(11), one O(9), two equivalent O(1), two equivalent O(2), two equivalent O(3), two equivalent O(6), and two equivalent O(8) atoms to form BaO12 cuboctahedra that share  a cornercorner with one La(1)O12 cuboctahedra,  a cornercorner with one La(3)O12 cuboctahedra, corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with two equivalent La(4)O12 cuboctahedra, corners with four equivalent Ba(2)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, faces with two equivalent La(3)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(5)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(2)O6 octahedra, and faces with two equivalent Co(4)O6 octahedra. The Ba(1)-O(11) bond length is 2.87 Å. The Ba(1)-O(9) bond length is 2.89 Å. Both Ba(1)-O(1) bond lengths are 2.78 Å. Both Ba(1)-O(2) bond lengths are 2.78 Å. Both Ba(1)-O(3) bond lengths are 2.78 Å. Both Ba(1)-O(6) bond lengths are 2.86 Å. Both Ba(1)-O(8) bond lengths are 2.86 Å. In the second Ba site, Ba(2) is bonded to one O(10), one O(12), two equivalent O(1), two equivalent O(2), two equivalent O(4), two equivalent O(5), and two equivalent O(7) atoms to form BaO12 cuboctahedra that share  a cornercorner with one La(2)O12 cuboctahedra,  a cornercorner with one La(4)O12 cuboctahedra, corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with two equivalent La(3)O12 cuboctahedra, corners with four equivalent Ba(1)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with two equivalent La(4)O12 cuboctahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(5)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(3)O6 octahedra. The Ba(2)-O(10) bond length is 2.88 Å. The Ba(2)-O(12) bond length is 2.89 Å. Both Ba(2)-O(1) bond lengths are 2.78 Å. Both Ba(2)-O(2) bond lengths are 2.78 Å. Both Ba(2)-O(4) bond lengths are 2.78 Å. Both Ba(2)-O(5) bond lengths are 2.86 Å. Both Ba(2)-O(7) bond lengths are 2.87 Å. There are four inequivalent La sites. In the first La site, La(1) is bonded to one O(3), one O(9), two equivalent O(1), two equivalent O(11), two equivalent O(5), two equivalent O(6), and two equivalent O(7) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(1)O12 cuboctahedra,  a cornercorner with one La(3)O12 cuboctahedra, corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with two equivalent La(4)O12 cuboctahedra, corners with four equivalent La(2)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent La(3)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(5)O6 octahedra, faces with two equivalent Co(3)O6 octahedra, and faces with two equivalent Co(6)O6 octahedra. The La(1)-O(3) bond length is 2.77 Å. The La(1)-O(9) bond length is 2.62 Å. Both La(1)-O(1) bond lengths are 2.79 Å. Both La(1)-O(11) bond lengths are 2.78 Å. Both La(1)-O(5) bond lengths are 2.77 Å. Both La(1)-O(6) bond lengths are 2.78 Å. Both La(1)-O(7) bond lengths are 2.63 Å. In the second La site, La(2) is bonded to one O(10), one O(4), two equivalent O(12), two equivalent O(2), two equivalent O(5), two equivalent O(6), and two equivalent O(8) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(2)O12 cuboctahedra,  a cornercorner with one La(4)O12 cuboctahedra, corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with two equivalent La(3)O12 cuboctahedra, corners with four equivalent La(1)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent La(4)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(4)O6 octahedra, and faces with two equivalent Co(5)O6 octahedra. The La(2)-O(10) bond length is 2.63 Å. The La(2)-O(4) bond length is 2.86 Å. Both La(2)-O(12) bond lengths are 2.78 Å. Both La(2)-O(2) bond lengths are 2.77 Å. Both La(2)-O(5) bond lengths are 2.79 Å. Both La(2)-O(6) bond lengths are 2.78 Å. Both La(2)-O(8) bond lengths are 2.62 Å. In the third La site, La(3) is bonded to one O(11), one O(3), two equivalent O(2), two equivalent O(5), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(1)O12 cuboctahedra,  a cornercorner with one La(1)O12 cuboctahedra, corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with two equivalent La(3)O12 cuboctahedra, corners with four equivalent La(4)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra,  a faceface with one Co(2)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(6)O6 octahedra, faces with two equivalent Co(1)O6 octahedra, and faces with two equivalent Co(5)O6 octahedra. The La(3)-O(11) bond length is 2.61 Å. The La(3)-O(3) bond length is 2.88 Å. Both La(3)-O(2) bond lengths are 2.82 Å. Both La(3)-O(5) bond lengths are 2.60 Å. Both La(3)-O(7) bond lengths are 2.77 Å. Both La(3)-O(8) bond lengths are 2.77 Å. Both La(3)-O(9) bond lengths are 2.78 Å. In the fourth La site, La(4) is bonded to one O(12), one O(4), two equivalent O(1), two equivalent O(10), two equivalent O(6), two equivalent O(7), and two equivalent O(8) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(2)O12 cuboctahedra,  a cornercorner with one La(2)O12 cuboctahedra, corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with two equivalent La(4)O12 cuboctahedra, corners with four equivalent La(3)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra,  a faceface with one Co(1)O6 octahedra,  a faceface with one Co(3)O6 octahedra,  a faceface with one Co(4)O6 octahedra,  a faceface with one Co(5)O6 octahedra, faces with two equivalent Co(2)O6 octahedra, and faces with two equivalent Co(6)O6 octahedra. The La(4)-O(12) bond length is 2.64 Å. The La(4)-O(4) bond length is 2.74 Å. Both La(4)-O(1) bond lengths are 2.79 Å. Both La(4)-O(10) bond lengths are 2.78 Å. Both La(4)-O(6) bond lengths are 2.61 Å. Both La(4)-O(7) bond lengths are 2.74 Å. Both La(4)-O(8) bond lengths are 2.84 Å. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(4), one O(9), two equivalent O(2), and two equivalent O(7) atoms to form CoO6 octahedra that share  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, and faces with two equivalent La(3)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-7°. The Co(1)-O(4) bond length is 1.92 Å. The Co(1)-O(9) bond length is 1.92 Å. Both Co(1)-O(2) bond lengths are 1.95 Å. Both Co(1)-O(7) bond lengths are 2.01 Å. In the second Co site, Co(2) is bonded to one O(10), one O(3), two equivalent O(1), and two equivalent O(8) atoms to form CoO6 octahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(5)O6 octahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with two equivalent La(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-7°. The Co(2)-O(10) bond length is 1.94 Å. The Co(2)-O(3) bond length is 1.98 Å. Both Co(2)-O(1) bond lengths are 1.96 Å. Both Co(2)-O(8) bond lengths are 1.98 Å. In the third Co site, Co(3) is bonded to one O(11), one O(4), two equivalent O(1), and two equivalent O(5) atoms to form CoO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(5)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-6°. The Co(3)-O(11) bond length is 1.93 Å. The Co(3)-O(4) bond length is 1.96 Å. Both Co(3)-O(1) bond lengths are 1.96 Å. Both Co(3)-O(5) bond lengths are 1.95 Å. In the fourth Co site, Co(4) is bonded to one O(12), one O(3), two equivalent O(2), and two equivalent O(6) atoms to form CoO6 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, and faces with two equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-7°. The Co(4)-O(12) bond length is 1.92 Å. The Co(4)-O(3) bond length is 1.90 Å. Both Co(4)-O(2) bond lengths are 1.96 Å. Both Co(4)-O(6) bond lengths are 2.02 Å. In the fifth Co site, Co(5) is bonded to one O(12), one O(9), two equivalent O(5), and two equivalent O(8) atoms to form CoO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(4)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with two equivalent La(3)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 6-7°. The Co(5)-O(12) bond length is 2.00 Å. The Co(5)-O(9) bond length is 2.01 Å. Both Co(5)-O(5) bond lengths are 1.99 Å. Both Co(5)-O(8) bond lengths are 1.96 Å. In the sixth Co site, Co(6) is bonded to one O(10), one O(11), two equivalent O(6), and two equivalent O(7) atoms to form CoO6 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  a faceface with one Ba(1)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra,  a faceface with one La(3)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, and faces with two equivalent La(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 6-7°. The Co(6)-O(10) bond length is 1.98 Å. The Co(6)-O(11) bond length is 1.97 Å. Both Co(6)-O(6) bond lengths are 1.92 Å. Both Co(6)-O(7) bond lengths are 1.94 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Ba(1), one Ba(2), one La(1), one La(4), one Co(2), and one Co(3) atom to form distorted OBa2La2Co2 octahedra that share  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(5)BaLa3Co2 octahedra,  a cornercorner with one O(8)BaLa3Co2 octahedra, corners with two equivalent O(12)BaLa3Co2 octahedra, corners with two equivalent O(9)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(5)BaLa3Co2 octahedra,  a faceface with one O(8)BaLa3Co2 octahedra, and faces with two equivalent O(1)Ba2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the second O site, O(2) is bonded to one Ba(1), one Ba(2), one La(2), one La(3), one Co(1), and one Co(4) atom to form distorted OBa2La2Co2 octahedra that share  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(6)BaLa3Co2 octahedra,  a cornercorner with one O(7)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(10)BaLa3Co2 octahedra, corners with two equivalent O(11)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(6)BaLa3Co2 octahedra,  a faceface with one O(7)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(2)Ba2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the third O site, O(3) is bonded in a distorted linear geometry to two equivalent Ba(1), one La(1), one La(3), one Co(2), and one Co(4) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to two equivalent Ba(2), one La(2), one La(4), one Co(1), and one Co(3) atom. In the fifth O site, O(5) is bonded to one Ba(2), one La(1), one La(2), one La(3), one Co(3), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(1)Ba2La2Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(8)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(10)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(1)Ba2La2Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(8)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(5)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the sixth O site, O(6) is bonded to one Ba(1), one La(1), one La(2), one La(4), one Co(4), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(2)Ba2La2Co2 octahedra,  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(7)BaLa3Co2 octahedra, corners with two equivalent O(9)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(7)BaLa3Co2 octahedra,  an edgeedge with one O(8)BaLa3Co2 octahedra,  a faceface with one O(2)Ba2La2Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(7)BaLa3Co2 octahedra, and faces with two equivalent O(6)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-62°. In the seventh O site, O(7) is bonded to one Ba(2), one La(1), one La(3), one La(4), one Co(1), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(2)Ba2La2Co2 octahedra,  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(6)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(12)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  a faceface with one O(2)Ba2La2Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(11)BaLa3Co2 octahedra,  a faceface with one O(6)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(7)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the eighth O site, O(8) is bonded to one Ba(1), one La(2), one La(3), one La(4), one Co(2), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(1)Ba2La2Co2 octahedra,  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra,  a cornercorner with one O(5)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(11)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra,  an edgeedge with one O(1)Ba2La2Co2 octahedra,  an edgeedge with one O(2)Ba2La2Co2 octahedra,  an edgeedge with one O(5)BaLa3Co2 octahedra,  an edgeedge with one O(6)BaLa3Co2 octahedra,  a faceface with one O(1)Ba2La2Co2 octahedra,  a faceface with one O(10)BaLa3Co2 octahedra,  a faceface with one O(12)BaLa3Co2 octahedra,  a faceface with one O(5)BaLa3Co2 octahedra,  a faceface with one O(9)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the ninth O site, O(9) is bonded to one Ba(1), one La(1), two equivalent La(3), one Co(1), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra, corners with two equivalent O(2)Ba2La2Co2 octahedra, corners with two equivalent O(5)BaLa3Co2 octahedra, corners with two equivalent O(7)BaLa3Co2 octahedra, corners with two equivalent O(8)BaLa3Co2 octahedra, corners with two equivalent O(9)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(6)BaLa3Co2 octahedra, edges with two equivalent O(11)BaLa3Co2 octahedra, faces with two equivalent O(2)Ba2La2Co2 octahedra, faces with two equivalent O(5)BaLa3Co2 octahedra, faces with two equivalent O(7)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-62°. In the tenth O site, O(10) is bonded to one Ba(2), one La(2), two equivalent La(4), one Co(2), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(11)BaLa3Co2 octahedra,  a cornercorner with one O(12)BaLa3Co2 octahedra, corners with two equivalent O(1)Ba2La2Co2 octahedra, corners with two equivalent O(10)BaLa3Co2 octahedra, corners with two equivalent O(6)BaLa3Co2 octahedra, corners with two equivalent O(7)BaLa3Co2 octahedra, corners with two equivalent O(8)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(5)BaLa3Co2 octahedra, edges with two equivalent O(12)BaLa3Co2 octahedra, faces with two equivalent O(1)Ba2La2Co2 octahedra, faces with two equivalent O(6)BaLa3Co2 octahedra, faces with two equivalent O(7)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the eleventh O site, O(11) is bonded to one Ba(1), one La(3), two equivalent La(1), one Co(3), and one Co(6) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(1)Ba2La2Co2 octahedra, corners with two equivalent O(11)BaLa3Co2 octahedra, corners with two equivalent O(5)BaLa3Co2 octahedra, corners with two equivalent O(6)BaLa3Co2 octahedra, corners with two equivalent O(7)BaLa3Co2 octahedra, corners with four equivalent O(2)Ba2La2Co2 octahedra, corners with four equivalent O(8)BaLa3Co2 octahedra, edges with two equivalent O(9)BaLa3Co2 octahedra, faces with two equivalent O(1)Ba2La2Co2 octahedra, faces with two equivalent O(5)BaLa3Co2 octahedra, faces with two equivalent O(6)BaLa3Co2 octahedra, and faces with two equivalent O(7)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the twelfth O site, O(12) is bonded to one Ba(2), one La(4), two equivalent La(2), one Co(4), and one Co(5) atom to form distorted OBaLa3Co2 octahedra that share  a cornercorner with one O(10)BaLa3Co2 octahedra,  a cornercorner with one O(9)BaLa3Co2 octahedra, corners with two equivalent O(2)Ba2La2Co2 octahedra, corners with two equivalent O(12)BaLa3Co2 octahedra, corners with two equivalent O(5)BaLa3Co2 octahedra, corners with two equivalent O(6)BaLa3Co2 octahedra, corners with two equivalent O(8)BaLa3Co2 octahedra, corners with four equivalent O(1)Ba2La2Co2 octahedra, corners with four equivalent O(7)BaLa3Co2 octahedra, edges with two equivalent O(10)BaLa3Co2 octahedra, faces with two equivalent O(2)Ba2La2Co2 octahedra, faces with two equivalent O(5)BaLa3Co2 octahedra, faces with two equivalent O(6)BaLa3Co2 octahedra, and faces with two equivalent O(8)BaLa3Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°.