Rhodocrosite Merlini M, Hanfland M, Gemmi M American Mineralogist 100 (2015) 2625-2629 The MnCO3-II high-pressure polymorph of rhodocrosite Note: Sample run2-p13 Note: P = 9.17 GPa Locality: Sardegna, Italy _database_code_amcsd 0020370 4.7146 4.7146 14.9903 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 .0119 .0093 .0093 .017 .0046 0 0 Ca1 0 0 0 .04 .0119 .0093 .0093 .017 .0046 0 0 C1 0 0 .25 .013 O1 .2713 0 .25 .015 .017 .016 .011 .0079 -.0035 -.007