Cu Na2 O7 P2
Erragh F, Boukhari A, Abraham F, Elouadi B
Journal of Solid State Chemistry 120 (1995) 23-31
The crystal structure of alpha- and beta- Na2 Cu P2 O7
_cod_database_code 1004112
_database_code_amcsd 0013876
8.823 13.494 5.108 90 92.77 90 P2_1/n
atom      x      y      z
Cu1  .25768 .15840 .20512
P1   .72850 .46307 .20705
P2   .95594 .31901  .2288
Na1   .6517  .2082  .2335
Na2   .1308  .8902  .2188
O1    .9119  .2756  .4915
O2    .8603  .2741  .0019
O3    .6785  .4470 -.0808
O4    .6503  .3873  .3816
O5    .7153  .5674  .2945
O6    .1232  .3120  .1925
O7    .9084  .4344  .2344