YTaP2SO12 crystallizes in the monoclinic Cc space group. Y(1) is bonded to one O(1), one O(2), one O(3), one O(7), one O(8), and one O(9) atom to form YO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent S(1)O4 tetrahedra. Ta(1) is bonded to one O(10), one O(11), one O(12), one O(4), one O(5), and one O(6) atom to form TaO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent S(1)O4 tetrahedra. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(10), one O(4), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra and corners with two equivalent Ta(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 20-33°. In the second P site, P(2) is bonded to one O(12), one O(3), one O(5), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra and corners with two equivalent Ta(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 19-31°. S(1) is bonded to one O(11), one O(2), one O(6), and one O(9) atom to form SO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra and corners with two equivalent Ta(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 23-28°. There are twelve inequivalent O sites. In the first O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Y(1) and one P(1) atom. In the second O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Y(1) and one P(2) atom. In the third O site, O(9) is bonded in a bent 150 degrees geometry to one Y(1) and one S(1) atom. In the fourth O site, O(10) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(1) atom. In the fifth O site, O(11) is bonded in a bent 150 degrees geometry to one Ta(1) and one S(1) atom. In the sixth O site, O(12) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(2) atom. In the seventh O site, O(1) is bonded in a bent 150 degrees geometry to one Y(1) and one P(1) atom. In the eighth O site, O(2) is bonded in a bent 150 degrees geometry to one Y(1) and one S(1) atom. In the ninth O site, O(3) is bonded in a bent 150 degrees geometry to one Y(1) and one P(2) atom. In the tenth O site, O(4) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(1) atom. In the eleventh O site, O(5) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(2) atom. In the twelfth O site, O(6) is bonded in a bent 150 degrees geometry to one Ta(1) and one S(1) atom.
YTaP2SO12 crystallizes in the monoclinic Cc space group. Y(1) is bonded to one O(1), one O(2), one O(3), one O(7), one O(8), and one O(9) atom to form YO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent S(1)O4 tetrahedra. The Y(1)-O(1) bond length is 2.21 Å. The Y(1)-O(2) bond length is 2.26 Å. The Y(1)-O(3) bond length is 2.18 Å. The Y(1)-O(7) bond length is 2.20 Å. The Y(1)-O(8) bond length is 2.19 Å. The Y(1)-O(9) bond length is 2.25 Å. Ta(1) is bonded to one O(10), one O(11), one O(12), one O(4), one O(5), and one O(6) atom to form TaO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent S(1)O4 tetrahedra. The Ta(1)-O(10) bond length is 1.92 Å. The Ta(1)-O(11) bond length is 2.07 Å. The Ta(1)-O(12) bond length is 1.96 Å. The Ta(1)-O(4) bond length is 1.96 Å. The Ta(1)-O(5) bond length is 1.98 Å. The Ta(1)-O(6) bond length is 2.28 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(10), one O(4), and one O(7) atom to form PO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra and corners with two equivalent Ta(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 20-33°. The P(1)-O(1) bond length is 1.50 Å. The P(1)-O(10) bond length is 1.61 Å. The P(1)-O(4) bond length is 1.60 Å. The P(1)-O(7) bond length is 1.50 Å. In the second P site, P(2) is bonded to one O(12), one O(3), one O(5), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra and corners with two equivalent Ta(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 19-31°. The P(2)-O(12) bond length is 1.59 Å. The P(2)-O(3) bond length is 1.50 Å. The P(2)-O(5) bond length is 1.60 Å. The P(2)-O(8) bond length is 1.51 Å. S(1) is bonded to one O(11), one O(2), one O(6), and one O(9) atom to form SO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra and corners with two equivalent Ta(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 23-28°. The S(1)-O(11) bond length is 1.52 Å. The S(1)-O(2) bond length is 1.46 Å. The S(1)-O(6) bond length is 1.49 Å. The S(1)-O(9) bond length is 1.47 Å. There are twelve inequivalent O sites. In the first O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Y(1) and one P(1) atom. In the second O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Y(1) and one P(2) atom. In the third O site, O(9) is bonded in a bent 150 degrees geometry to one Y(1) and one S(1) atom. In the fourth O site, O(10) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(1) atom. In the fifth O site, O(11) is bonded in a bent 150 degrees geometry to one Ta(1) and one S(1) atom. In the sixth O site, O(12) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(2) atom. In the seventh O site, O(1) is bonded in a bent 150 degrees geometry to one Y(1) and one P(1) atom. In the eighth O site, O(2) is bonded in a bent 150 degrees geometry to one Y(1) and one S(1) atom. In the ninth O site, O(3) is bonded in a bent 150 degrees geometry to one Y(1) and one P(2) atom. In the tenth O site, O(4) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(1) atom. In the eleventh O site, O(5) is bonded in a bent 150 degrees geometry to one Ta(1) and one P(2) atom. In the twelfth O site, O(6) is bonded in a bent 150 degrees geometry to one Ta(1) and one S(1) atom.