AM_Smithsonite
Formula: Zn C O3
Name: Smithsonite
Unit cell: 4.6528 4.6528 15.025 90.0 90.0 120.0 , V=281.69
Space group: R-3C (167)

Graf D L , American Mineralogist , 46 (1961) p.1283-1316, Crystallographic tables for the rhombohedral carbonates