Rhodocrosite Merlini M, Hanfland M, Gemmi M American Mineralogist 100 (2015) 2625-2629 The MnCO3-II high-pressure polymorph of rhodocrosite Note: Sample run1-p10 Note: P = 40.80 GPa Locality: Sardegna, Italy _database_code_amcsd 0020351 4.5927 4.5927 13.332 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 .0265 .0203 .0203 .039 .0101 0 0 Ca1 0 0 0 .04 .0265 .0203 .0203 .039 .0101 0 0 C1 0 0 .25 .021 O .2723 0 .25 .034 .021 .051 .040 .026 -.012 -.025