AM_Boracite
Formula:
Mg3 B7 O13 Cl
Name:
Boracite
Unit cell:
12.0986 12.0986 12.0986 90.0 90.0 90.0 , V=1770.95
Space group:
F-43C (219)
Sueno S , Clark J R , Papike J J , Konnert J A , American Mineralogist , 58 (1973) p.691-697, Crystal-structure refinement of cubic boracite, T = 400 C