AM_Cummingtonite_5
Formula:
(Mg4.441 Fe2.559) Si8 O24
Name:
Cummingtonite
Unit cell:
9.492 18.093 5.292 90.0 102.11 90.0 , V=888.62
Space group:
P121/M1 (11)
Yang H , Smyth J R , American Mineralogist , 81 (1996) p.363-368