Kainite
Borisov A S, Siidra O I, Ugolkov V L, Kuznetsov A N, Firsova V A, Charkin D O, Platonova N V, Pekov I V
Mineralogical Magazine 86 (2022) 37-48
Complex hydrogen bonding and thermal behaviour over a wide temperature range
of kainite KMg(SO4)Cl*2.75H2O
Note: T = 100 K
Locality: Wilhelmshall, Halberstadt, Saxony-Anhalt, Germany
_database_code_amcsd 0021072
19.6742 16.18240 9.49140 90 94.8840 90 C2/m
atom       x      y       z   Uiso U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
K1    .19146     .5  .41940 .00972  .0086  .0101  .0108       0 .00303       0
K2    .19274      0  .93944 .00870  .0079  .0091  .0094       0 .00215       0
K3    .19459 .30633  .84773 .01079 .00961 .01477 .00804 -.00289 .00105 -.00005
Mg1        0     .5      .5  .0056  .0043  .0061  .0064       0  .0011       0
Mg2        0      0       0  .0060  .0052  .0063  .0066       0  .0015       0
Mg3      .25    .25      .5 .00650  .0054  .0070  .0072   .0006  .0017   .0000
Mg4   .00014 .24850  .24822 .00590  .0051  .0074  .0053   .0002  .0006  -.0005
S1    .09713 .33123  .51696 .00498 .00396  .0060 .00497  .00030 .00056  .00014
S2   -.09851 .16750 -.01353 .00515 .00431  .0062 .00502  .00003 .00069  .00004
Cl1   .21237      0  .27354 .01229  .0153  .0112  .0105       0  .0013       0
Cl2   .13966      0  .62304 .01103  .0102  .0109  .0121       0 .00190       0
Cl3   .17902 .38978  .13560 .01358 .00884  .0162  .0160 -.00235 .00302 -.00495
O1    .07142 .23267  .91539  .0081  .0075  .0086  .0079   .0002 -.0002   .0012
O2    .07127 .26847  .41419  .0087  .0074  .0100  .0084   .0000 -.0004  -.0017
O3    .07516 .31213  .65747  .0087  .0081  .0121  .0063  -.0016  .0023   .0009
O4    .07351 .41410  .47141  .0084  .0077  .0077  .0102   .0022  .0022   .0017
O5    .07163 .08636  .96308  .0082  .0085  .0065  .0097  -.0011  .0020  -.0015
O6    .07652 .18429  .15636  .0081  .0076  .0106  .0063   .0013  .0018  -.0010
O7    .17258 .33261  .52621  .0074  .0049  .0072  .0100   .0005  .0009  -.0004
O8    .17301 .16660  .01779  .0080  .0052  .0097  .0093   .0004  .0008   .0006
OW1   .04007      0  .21913  .0095  .0095  .0113  .0079       0  .0018       0
OW2   .02095     .5  .71999  .0091  .0089  .0111  .0073       0  .0008       0
OW3   .21256 .17391  .65194  .0124  .0120  .0111  .0145   .0001  .0032   .0033
OW4   .02579 .35847  .14657  .0088  .0082  .0085  .0098   .0000  .0019  -.0004
OW5   .01978 .13549  .64843  .0096  .0088  .0096  .0104   .0020  .0013  -.0002
OW6   .19665 .18599  .34253  .0107  .0078  .0115  .0124   .0017 -.0020  -.0030
OW7   .14690     .5   .8420  .0434  .0126   .106  .0111       0 -.0012       0
H1A    .0910      0    .231   .065
H1B     .014      0    .305   .065
H2A    .0706     .5    .753   .065
H2B        0     .5    .812   .065
H3A    .2469   .150    .724   .065
H3B    .1823  .1249    .634   .065
H4A    .0758   .365    .140   .065
H4B    .0040  .4039    .198   .065
H5A    .0646  .1068    .651   .065
H5B   -.0084  .0939    .695   .065
H6A    .2006  .1254    .327   .065
H6B    .1528   .205    .293   .065
H7A    .1921     .5    .801   .065
H7B     .149     .5   .9473   .065