Al2O3 was measured in the range of 26.64-36.15 wt. % and CaO had a wide range of 9.39-18.77 wt.
Þyngdarhlutfall Al2O3 var mælt á bilinu 26,64-36,15 % og styrkur CaO var frekar fjölbreyttur og mældist á bilinu 9,39-18,77 %.