Urusovite Krivovichev S V, Molchanov A V, Filatov S K Crystallography Reports 45 (2000) 723-727 Crystal structure of urusovite Cu(AlAsO5): a new type of an aluminoarsenate tetrahedral polyanion Locality: Kamchatka peninsula, Russia _database_code_amcsd 0012367 7.335 10.255 5.599 90 99.79 90 P2_1/c atom x y z Uiso Cu .4618 .14033 .9095 .0102 Al .1455 .1770 .4355 .0080 As .7257 .10839 .4261 .0082 O1 .6231 .0407 .1596 .013 O2 .9041 .1996 .3745 .0123 O3 .5707 .1946 .5470 .0110 O4 .2354 .2223 .7328 .0101 O5 .1984 .0136 .3844 .013