Parasibirskite Sun W, Huang Y-X, Li Z, Pan Y, Mi J-X The Canadian Mineralogist 49 (2011) 823-834 Hydrothermal synthesis and single-crystal X-ray structure refinement of three borates: sibirskite, parasibirskite and priceite Locality: synthetic Note: T = 173 K _database_code_amcsd 0018465 6.6798 5.4208 3.5466 90 93.245 90 P2_1/m 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) .35264 .25 .24743 .0068 .0053 .0058 0 .00079 0 H(1) -.006 .887 .938 .5 .0350 B(1) .2242 .75 .7690 .0054 .0112 .0042 0 -.0003 0 O(1) .0227 .75 .8727 .0073 .0244 .0207 0 .0037 0 O(2) .3186 .5316 .7353 .0128 .0061 .0080 -.0004 .0013 -.0003