AM_Tetrahedrite_1 Formula: Cu11.622 Hg.198 (Sb2.32 As1.68) S13 Name: Tetrahedrite Unit cell: 10.331 10.331 10.331 90.0 90.0 90.0 , V=1102.62 Space group: I-43M (217)

Foit F F , Hughes J M , American Mineralogist , 89 (2004) p.159-163, Structural variations in mercurian tetrahedrite, Sample A2 from the Spring Creek Claims in Harney County, Oregon