Hanksite Kato K, Saalfeld H Acta Crystallographica B28 (1972) 3614-3617 The crystal structure of hanksite, KNa22[Cl(CO3)2(SO4)9] and its relation to the K2SO4 I structure type Locality: Searles Lake, San Bernardino County, California _database_code_amcsd 0020675 10.490 10.490 21.240 90 90 120 P6_3/m atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) K 0 0 0 .0055 .0055 .0008 .0027 0 0 Na1 .17859 .36108 .07435 .0056 .0040 .0016 .0022 -.0003 -.0001 Na2 .47753 -.05305 .16093 .0061 .0067 .0010 .0038 -.0003 -.0003 Na3 .34702 .14658 .25 .0088 .0057 .0010 .0035 0 0 Na4 .5 0 0 .0050 .0047 .0008 .0020 0 .0003 Na5 2/3 1/3 .12453 .0055 .0055 .0014 .0028 0 0 Na6 0 0 .17343 .0054 .0054 .0009 .0027 0 0 Cl 2/3 1/3 .25 .0080 .0080 .0011 .0040 0 0 C 1/3 2/3 .06968 .0039 .0039 .0004 .0020 0 0 S1 .33868 .16841 .09082 .0033 .0026 .0006 .0015 .0001 .0001 S2 .20856 .35652 .25 .0033 .0030 .0008 .0016 0 0 O1 .38952 .11372 .14331 .0090 .0071 .0010 .0054 -.0001 .0005 O2 .32254 .07997 .03420 .0074 .0059 .0010 .0035 0 -.0006 O3 .44832 .32454 .08017 .0059 .0040 .0013 .0013 -.0001 .0004 O4 .19578 .15492 .10588 .0049 .0068 .0014 .0035 .0006 .0004 O5 .19815 .42962 .19287 .0077 .0072 .0015 .0035 -.0007 .0010 O6 .40396 .80833 .06986 .0046 .0031 .0010 .0015 .0001 .0001 O7 .09206 .19996 .25 .0056 .0041 .0011 .0011 0 0 O8 .35549 .36790 .25 .0060 .0068 .0012 .0036 0 0