Pertsevite-(F)
Schreyer W, Armbruster T, Bernhardt H J, Medenbach O
European Journal of Mineralogy 15 (2003) 1007-1018
Pertsevite, a new silication magnesioborate mineral with an end-member
composition Mg2BO3F, in kotoite marble from east of Verkhoyansk, Sakha-Yakutia, Russia
Locality: east of Verkhoyansk, Sakha-Yakutia, Russia
_database_code_amcsd 0007020
20.490 4.571 11.890 90 90 90 Pna2_1
atom      x     y      z occ Biso
Mg1   .3780 .5195  .2506      .75
Mg2   .6179 .9879  .2455      .75
Mg3   .2464  .532  .1137      .75
Mg4   .2479  .532  .3903      .75
Mg5   .3784  .517 -.0205      .75
Mg6   .3768  .519  .5256      .75
Mg7   .4850  .995  .1234      .75
Mg8   .5117  .978 -.1227      .75
B1    .3435  .044   .418 .91  .36
Si1    .330  .117   .372 .09  .36
B2     .523  .530   .220 .60  .36
B2A    .522   .58   .034 .15  .36
Si2   .5346  .576   .263 .25  .36
B3    .1848  .067   .243 .73  .36
Si3   .2103  .108   .258 .27  .36
B4    .3450  .079   .093      .36
O1    .3339  .766  .1148      .96
O2    .3375  .769   .390      .96
O3    .2033  .769   .256      .96
O4    .3286  .713 -.1505      .96
O5    .1705  .238  .1471      .96
O6    .4619  .750 -.0068 .48  .96
OH6   .4619  .750 -.0068 .16  .96
F6    .4619  .750 -.0068 .36  .96
O7    .5368  .249  .0082 .48  .96
OH7   .5368  .249  .0082 .16  .96
F7    .5368  .249  .0082 .36  .96
O8    .5308  .244   .245 .48  .96
OH8   .5308  .244   .245 .16  .96
F8    .5308  .244   .245 .36  .96
O9    .4013  .213  .1200      .96
O10   .3992  .219  .3856      .96
O11   .1992  .719  -.013      .96
O12   .3018  .211  .0189      .96
O13   .4663  .702   .250 .48  .96
OH13  .4663  .702   .250 .16  .96
F13   .4663  .702   .250 .36  .96
O14   .4239  .243 -.1228 .48  .96
OH14  .4239  .243 -.1228 .16  .96
F14   .4239  .243 -.1228 .36  .96
O15   .5675  .705  .1505      .96
O16   .2884  .317   .250 .48  .96
OH16  .2884  .317   .250 .16  .96
F16   .2884  .317   .250 .36  .96