Gotzenite Cannillo E, Mazzi F, Rossi G Soviet Physics Crystallography 16 (1972) 1026-1030 Crystal structure of gotzenite Locality: Mount Shaheru, Republic of Congo _database_code_amcsd 0015555 9.667 5.731 7.334 90 101.05 101.31 P-1 atom x y z Biso Ca1 .6389 .2115 .9097 .07 Ca2 .9859 .4955 .2418 .57 Ca3 .6305 .2268 .4075 .17 Na 0 0 .5 1.21 Ti 0 0 0 .93 Si1 .7197 .7475 .6460 .74 Si2 .7210 .7471 .2100 .27 O1 .762 .784 .443 2.33 O2 .619 .927 .673 .02 O3 .614 .925 .127 1.45 O4 .636 .472 .665 2.09 O5 .675 .465 .162 1.09 O6 .879 .819 .778 1.72 O7 .881 .830 .171 1.47 O8 .884 .256 .969 .28 O9 .890 .313 .475 .53