Rhodocrosite Merlini M, Hanfland M, Gemmi M American Mineralogist 100 (2015) 2625-2629 The MnCO3-II high-pressure polymorph of rhodocrosite Note: Sample run2-p17 Note: P = 12.73 GPa Locality: Sardegna, Italy _database_code_amcsd 0020374 4.6929 4.6929 14.7382 90 90 120 R-3c atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Mn1 0 0 0 .96 .0125 .0127 .0127 .012 .0064 0 0 Ca1 0 0 0 .04 .0125 .0127 .0127 .012 .0064 0 0 C1 0 0 .25 .009 O1 .2694 0 .25 .014 .0151 .017 .010 .0085 .0003 .001