Sinkankasite Burns P C, Hawthorne F C American Mineralogist 80 (1995) 620-627 The crystal structure of sinkankasite, a complex heteropolyhedral sheet mineral Locality: Barker pegmatite, near Keystone, Pennington County, South Dakota, USA _database_code_amcsd 0001744 9.590 9.818 6.860 108.04 99.63 98.87 P-1 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Mn .2887 .9520 .6821 .0240 .0184 .0039 .0051 .0054 .0065 P1 .2971 .6566 .2606 .0186 .0161 .0041 .0059 .0041 .0073 P2 .2914 .2566 .1038 .0187 .0132 .0038 .0019 .0040 .0058 Al1 .5 .5 .5 .0149 .0123 .0001 .0030 .0026 .0056 Al2 .5 .5 0 .0190 .0135 .0001 .0050 .0049 .0065 O1 .2899 .8156 .3614 .0328 .0192 .0072 .0113 .0080 .0079 O2 .3909 .6426 .1003 .0312 .0227 .0023 .0104 .0097 .0105 O3 .3476 .5873 .4219 .0225 .0202 .0022 .0063 .0049 .0098 O4 .3857 .3101 .3259 .0261 .0156 .0041 .0003 .0029 .0072 O5 .3458 .3474 -.0230 .0293 .0183 .0048 .0021 .0039 .0102 O6 .2786 .0938 .9937 .0295 .0172 .0076 .0053 .0066 .0077 Oh1 .1363 .5740 .1438 .0211 .0303 .0240 .0039 -.0001 .0125 Oh2 .5789 .5165 .2761 .0190 .0176 .0001 .0039 .0036 .0074 Oh3 .1351 .2826 .1225 .0250 .0224 .0128 -.0005 .0052 .0063 OW1 .2967 .7677 .7887 .0505 .0274 .0117 .0155 .0128 .0121 OW2 .5186 .0040 .7596 .0255 .0356 .0354 .0058 .0071 .0291 OW3 .2930 .1405 .5798 .0397 .0232 .0058 .0023 .0051 .0071 OW4 .0573 .8887 .5972 .0291 .0354 .0308 .0081 .0121 .0115 OW5 .0834 .9186 .1365 .0256 .0307 .0194 .0053 .0026 .0145 OW6 -.0907 .5932 .4146 .0659 .0542 .0620 -.0024 .0222 .0212 H1 .106 .470 .073 .03 H2 .678 .547 .351 .03 H3 .063 .193 .055 .03 H4 .379 .737 .740 .03 H5 .290 .667 .710 .03 H6 .591 .071 .732 .03 H7 .580 -.041 .834 .03 H8 .397 .160 .613 .03 H9 .288 .233 .676 .03 H10 .015 .785 .545 .03 H11 .000 .947 .675 .03 H12 .139 .858 .186 .03 H13 .081 .998 .259 .03 H14 -.148 .527 .465 .03 H15 -.067 .510 .319 .03