Hambergite Burns P C, Novak M, Hawthorne F C The Canadian Mineralogist 33 (1995) 1205-1213 Fluorine-hydroxyl variation in hambergite: A crystal-structure study Note: sample HM5 Locality: Kracovice _database_code_amcsd 0005474 9.654 12.347 4.4364 90 90 90 Pbca atom x y z Uiso Be1 .0040 .1893 .2632 .0081 Be2 .2383 .0660 .2800 .0080 B .1081 .1093 .7775 .0075 H .816 .195 .046 .0200 O1 .0375 .1887 .6244 .0084 O2 .1039 .1052 .0867 .0086 O3 .1883 .0367 .6215 .0090 O4 .3449 .1660 .2951 .0131