Brushite Schofield P F, Knight K S, van der Houwen J A M, Valsami-Jones E Physics and Chemistry of Minerals 31 (2004) 606-624 The role of hydrogen bonding in the thermal expansion and dehydration of brushite, di-calcium phosphate dihydrate Sample: T = 175 K _database_code_amcsd 0008893 5.8040 15.1361 6.2006 90 116.414 90 Ia atom x y z Uiso Ca .5 .3285 .25 .0061 P -.0096 .3226 .7284 .0011 OD1 -.0103 .3678 -.0371 .0066 O2 .2552 .2818 .8221 .0053 O3 -.0622 .3934 .5412 .0063 O4 .7786 .2530 .6349 .0033 OD2O1 .3653 .4256 .4841 .0088 OD2O2 .5263 .4458 .0149 .0158 D1 -.0977 .3303 .0339 .0195 D2 .3850 .4890 .4918 .0169 D3 .2061 .4118 .4845 .0212 D4 .5140 .5105 .0181 .0302 D5 .5024 .4328 .8584 .0350