AM_Polkanovite_1 Formula: Rh6 As3.5 Name: Polkanovite Unit cell: 9.315 9.315 3.659 90.0 90.0 120.0 , V=274.95 Space group: P63/M (176)

Lambert-Andron B , Dhahri E , Chaudouet P , Madar R , Journal of the Less-Common Metals , 108 (1985) p.353-358, Crystal structure of Rh12As7, Locality: synthetic