AM_Tremolite_14 Formula: Na.38 Ca1.8 K.12 Mg4.94 Fe.06 Si7.8 Al.2 O23.34 F.66 Name: Tremolite Unit cell: 9.85145 18.02911 5.273416 90.0 104.7566 90.0 , V=905.73 Space group: C12/M1 (12)

Antao S M , Hassan I , Wang J , Lee P L , Toby B H , The Canadian Mineralogist , 46 (2008) p.1501-1509, State-of-the-art high-resolution powder X-ray diffraction (HRPXRD) illustrated, with Rietveld structure refinement of quartz, sodalite, tremolite, and meionite, Locality: Gouverneur district, New York