Koksharovite
Pekov I V, Zubkova N V, Yapaskurt V O, Kartashov P M, Polekhovsky Y S,
Murashko M N, Pushcharovsky D Y
European Journal of Mineralogy 26 (2014) 667-677
Koksharovite, CaMg2Fe3+4(VO4)6, and grigorievite, Cu3Fe3+2Al2(VO4)6,
two new howardevansite-group minerals from volcanic exhalations
Locality: Bezymyannyi volcano, Kamchatka, Russia
_database_code_amcsd 0020492
8.1758 9.8292 6.6940 105.041 102.040 106.025 P-1
atom      x      y     z occ  Uiso
Fe1   .5469 .39402 .1225 .47 .0091
Mg1   .5469 .39402 .1225 .29 .0091
Al1   .5469 .39402 .1225 .15 .0091
Ti1   .5469 .39402 .1225 .07 .0091
Fe2   .2939 .98183 .4574 .53 .0065
Mg2   .2939 .98183 .4574 .24 .0065
Al2   .2939 .98183 .4574 .15 .0065
Ti2   .2939 .98183 .4574 .08 .0065
Mg3   .7810  .7988 .7757 .55 .0084
Fe3   .7810  .7988 .7757 .45 .0084
Ca1   .0140  .5320 .5436 .35 .0136
Na1   .0140  .5320 .5436 .08 .0136
Mg4   .0140  .5320 .5436 .07 .0136
Na2    .023   .556  .995 .07  .019
V1   .41434 .67055 .3907 .97 .0077
P1   .41434 .67055 .3907 .03 .0077
V2   .83771 .73729 .2743 .97 .0077
P2   .83771 .73729 .2743 .03 .0077
V3   .77817 .12779 .0972 .97 .0078
P3   .77817 .12779 .0972 .03 .0078
O1    .4449  .8572 .4195     .0102
O2    .4679  .3436 .3708     .0108
O3    .7981  .5578 .2777     .0138
O4    .2235  .1634 .5118     .0153
O5    .2520  .0064 .1535     .0126
O6    .4697  .5804 .1667     .0101
O7    .7295  .7388 .0248     .0121
O8    .0537  .8177 .3220     .0185
O9    .2045  .5839 .3549     .0200
O10   .9991  .2404 .2157     .0203
O11   .7165  .0368 .2634     .0147
O12   .6652  .2440 .0800     .0217