Rhodochrosite
Graf D L
American Mineralogist 46 (1961) 1283-1316
Crystallographic tables for the rhombohedral carbonates
Locality: synthetic
_database_code_amcsd 0000100
4.7771 4.7771 15.664 90 90 120 R-3c
atom     x y   z
Mn       0 0   0
C        0 0 .25
O    .2692 0 .25