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 HM4 Locality: Kracovice _database_code_amcsd 0005473 9.663 12.364 4.440 90 90 90 Pbca atom x y z Uiso Be1 .0039 .1893 .2632 .0080 Be2 .2386 .0666 .2812 .0080 B .1079 .1096 .7780 .0081 H .812 .196 .094 .0200 O1 .0376 .1887 .6244 .0086 O2 .1039 .1052 .0868 .0087 O3 .1884 .0366 .6215 .0094 O4 .3451 .1659 .2951 .0127