AM_Tetrahedrite_3 Formula: Cu11.28 Hg.72 (Sb2.92 As1.08) S13 Name: Tetrahedrite Unit cell: 10.3777 10.3777 10.3777 90.0 90.0 90.0 , V=1117.64 Space group: I-43M (217)

Foit F F , Hughes J M , American Mineralogist , 89 (2004) p.159-163, Structural variations in mercurian tetrahedrite, Sample C2 from the Spring Creek Claims in Harney County, Oregon