AM_Tremolite_3 Formula: Mg5 Ca2 Si8 O24 H2 Name: Tremolite Unit cell: 9.8293 18.0307 5.2752 90.0 104.846 90.0 , V=903.71 Space group: C12/M1 (12)

Yang H , Evans B W , American Mineralogist , 81 (1996) p.1117-1125, X-ray structure refinements of tremolite at 140 and 295 K: Crystal chemistry and, petrologic implications, T = 140 K