AM_Rhodochrosite
Formula: Mn C O3
Name: Rhodochrosite
Unit cell: 4.7771 4.7771 15.664 90.0 90.0 120.0 , V=309.57
Space group: R-3C (167)

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