AM_Thometzekite Formula: Pb Cu2 (As1.234 S.766) (O10 H2) Name: Thometzekite Unit cell: 9.077 6.3 7.661 90.0 116.99 90.0 , V=390.38 Space group: C12/M1 (12)

Krause W , Belendorff K , Bernhardt H J , McCammon C A , Effenberger H , Mikenda W , European Journal of Mineralogy , 10 (1998) p.179-206, Crystal chemistry of the tsumcorite-group minerals. New data on ferrilotharmeyerite,, tsumcorite, thometzekite, mounanaite, helmutwinklerite, and a redefinition of gartrellite