Berndtite Formula: Sn S2 Name: Berndtite Unit cell: 3.638 3.638 5.88 90.0 90.0 120.0 , V=67.40 Space group: P-3M1 (164)
Hazen R M , Finger L W , American Mineralogist , 63 (1978) p.289-292, The crystal structures and compressibilities of layer minerals at high, pressure. I. SnS2, berndtite, P = 1 atm