Vaterite Demichelis R, Raiteri P, Gale J D, Dovesi R CrystEngComm 14 (2012) 44-47 A new structural model for disorder in vaterite from first-principles calculations Locality: theoretical _database_code_amcsd 0019872 4.3668 6.5831 8.4282 90 90 90 P2_12_12_1 atom x y z Ca .28955 .98906 .51457 C .22679 .63243 .24756 O1 .98002 .53149 .22359 O2 .31307 .66026 .39468 O3 .11592 .29549 .63138