AM_Tetrahedrite_4 Formula: Cu10.71 Hg1.23 (Sb2.8 As1.2) S13 Name: Tetrahedrite Unit cell: 10.4033 10.4033 10.4033 90.0 90.0 90.0 , V=1125.94 Space group: I-43M (217)

Foit F F , Hughes J M , American Mineralogist , 89 (2004) p.159-163, Structural variations in mercurian tetrahedrite, Sample E5 from the Spring Creek Claims in Harney County, Oregon