KMg(HP2O7)*2H2O
El Bali B, Tahiri A A, Lachkar M, Arriortua M I, Urtiaga M K
Acta Crystallographica E61 (2005) i275-i277
Potassium magnesium hydrogendiphosphate dihydrate
15.5203 7.7786 6.4822 90 90 90 Pnma
atom      x       y       z occ   Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3)  U(2,3)
K1   .96413     .25 -.12003     .02210  .0179  .0295  .0188      0 .00018       0
Mg1  .69513     .25  .56069     .01128  .0101  .0105  .0132      0  .0008       0
P    .86405  .06195  .36157     .01036  .0097 .00918 .01219 .00038 .00041 -.00174
O4   .77213  .06553  .43220      .0151  .0102  .0129  .0221 -.0003  .0041  -.0029
O1   .88901     .25   .2744      .0143  .0175  .0105  .0149      0  .0051       0
O5W  .89127    -.25   .8112      .0198  .0257  .0179  .0160      0  .0046       0
H5W   .8945   -.344    .708       .045
O6W  .71889    -.25   .3220      .0183  .0209  .0138  .0204      0  .0027       0
H6W   .7365   -.147    .391       .045
O2   .92483  .03029  .54646      .0168  .0146  .0222  .0136  .0035 -.0031   .0008
H2     .977   -.016    .516  .5   .045
O3   .88318 -.05737  .18544      .0156  .0146  .0149  .0173  .0007  .0005  -.0074