Katoite Ferro O, Galli E, Papp G, Quartieri S, Szakall S, Vezzalini G European Journal of Mineralogy 15 (2003) 419-426 A new occurrence of katoite and re-examination of the hydrogrossular group Sample: Split-O model, T = 200 K _database_code_amcsd 0006981 12.270 12.270 12.270 90 90 90 Ia-3d atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ca 1/8 0 1/4 .972 .0094 .0108 .0087 .0087 0 0 .0023 Al 0 0 0 .0136 .0136 .0136 .0136 -.0037 -.0037 -.0037 Si 3/8 0 1/4 .368 .0068 .0063 .0070 .0070 0 0 0 O1 .0439 .0436 .6528 .37 .0084 O2 .0250 .0537 .6393 .63 .0152 H .081 .060 .656 .63 .0380