AM_Ferrosilite_3
Formula:
Si2 Mg.636 Fe1.331 Ca.032 O6
Name:
Ferrosilite
Unit cell:
18.371 9.0 5.242 90.0 90.0 90.0 , V=866.71
Space group:
PBCA (61)
Smyth J R , American Mineralogist , 58 (1973) p.636-648, An orthopyroxene structure up to 850 C, T = 280 C