AM_Petewilliamsite
Formula: (Ni4.7 Co4.5 Cu.8) As10 O35
Name: Petewilliamsite
Unit cell: 33.256 8.482 14.191 90.0 104.145 90.0 , V=3881.59
Space group: C121 (5)

Roberts A C , Burns P C , Gault R A , Criddle A J , Feinglos M N , Mineralogical Magazine , 68 (2004) p.231-240, Petewilliamsite, (Ni,Co)30(As2O7)15, a new mineral from Johanngeorgenstadt,, Saxony, Germany: description and crystal structure, Locality: Johanngeorgenstadt, Saxony, Germany