Calzirtite Callegari A, Mazzi F, Ungaretti P Neues Jahrbuch fur Mineralogie, Monatshefte 1997 (1997) 467-480 The crystal structure of orthorhombic calzirtite from Val Malenco (Italy) Note: crystal n.2 Locality: Rocca Castellaccio, Val Malenco, Sondrio, Italy _database_code_amcsd 0019377 15.207 15.207 10.114 90 90 90 *I4_1/acd 0 -.25 .125 atom x y z occ Uiso ZrM1 .0134 .2634 .125 .5 .0107 TiM2 .1679 .4179 .125 .0097 CaM3 .3321 .5821 .125 .0101 ZrM4 .1618 .2678 .3605 .0076 O1 .2878 0 .25 .012 O2 .5698 0 .25 .010 O3 .2432 .3278 .2053 .011 O4 .1138 .3324 -.0010 .013 O5 .0656 .3296 .4945 .010