Li2Cu5(Si2O7)2
Kawamura K, Kawahara A, Iiyama J T
Acta Crystallographica B34 (1978) 3181-3185
The crystal structure of Li2Cu5(Si2O7)2 and the proposal of
new values for the effective iconic radii of Cu2+
Locality: synthetic
_database_code_amcsd 0019770
7.404 7.754 5.455 90.52 106.27 114.64 P-1
atom     x     y     z  U(1,1)  U(2,2)  U(3,3)  U(1,2)  U(1,3)  U(2,3)
Cu1      0     0     0 .005002   .0039 .008751 .001308  .00157 .000472
Cu2  .6126 .1832 .9184 .006204  .00418 .006682 .000991 .000157 .001456
Cu3  .4212 .2877 .3383 .004531 .004187 .009314  .00162 .001422 .001145
Si1  .7723 .1388 .5021 .004747 .004016 .007137 .001969 .000671 .001721
Si2  .2148 .4011 .7991 .004886 .004076 .008383 .001947 .000852 .001936
Li1  .1143 .4513 .2448 .005054 .004241 .007681 .002028 .000818 .001943
O1   .2251 .0175 .3053 .007002 .004941  .01059  .00204 .001572 .000847
O2   .6523 .0387 .2078 .007622 .004851  .01034 .002366 .000875 .002518
O3   .6606 .2615 .5886 .006655 .006585 .009279 .004221 .000186 .002828
O4   .1876 .2638 .0273 .006236 .005147 .009153   .0012 .001646 .000366
O5   .0160 .2834 .5353 .006695 .005939 .009472  .00191 .000261 .002313
O6   .8200 .4215 .1041 .007803 .004835  .01138 .002556 .000222 .002823
O7   .4146 .4527 .7047 .007196  .00552  .01287 .002768 .001313 .004406