Pyroxmangite
Pinckney L R, Burnham C W
American Mineralogist 73 (1988) 809-817
High-temperature crystal structure of pyroxmangite
Sample: T = 200 C
_database_code_amcsd 0001169
9.715 10.549 17.424 112.05 102.83 82.94 C-1
atom      x     y     z  occ Biso
Mn1  -.0014 .0411 .1052 .973  1.2
Mg1  -.0014 .0411 .1052 .027  1.2
Mn2  -.0015 .1695 .3129 .952  1.1
Mg2  -.0015 .1695 .3129 .048  1.1
Mn3   .0022 .0694 .6059 .962  1.0
Mg3   .0022 .0694 .6059 .038  1.0
Mn4   .0154 .1776 .8067 .967  1.1
Mg4   .0154 .1776 .8067 .033  1.1
Mn5   .0040 .2698 .5099       1.5
Mn6   .0628 .2642 .0186 .921  1.7
Mg6   .0628 .2642 .0186 .079  1.7
Mn7  -.0097 .3696 .2094       1.5
Si1   .2034 .4438 .9354        .9
Si2   .2117 .3334 .7524        .8
Si3   .2126 .5328 .6629        .9
Si4   .2069 .4261 .4701        .7
Si5   .2108 .6308 .3805        .8
Si6   .2077 .5289 .1901        .7
Si7   .2036 .7091 .0895        .7
OA1   .1298 .0723 .0302       1.3
OA2   .1198 .1877 .2276       1.0
OA3   .1194 .9634 .3111        .7
OA4   .1254 .0925 .5214       1.2
OA5   .1218 .8727 .6063        .7
OA6   .1266 .9888 .8072       1.1
OA7   .1318 .7827 .8981       1.1
OA8   .0991 .8406 .0945       1.0
OB1   .1322 .3096 .9288       1.6
OB2   .1258 .1968 .7222       1.1
OB3   .1248 .6603 .7107       1.1
OB4   .1215 .2907 .4267       1.2
OB5   .1293 .7709 .4217       1.1
OB6   .1225 .3974 .1341        .8
OC1   .1699 .4474 .8388       1.3
OC2   .1640 .4025 .6816       1.2
OC3   .1626 .5001 .5637       1.3
OC4   .1531 .5313 .4184       1.2
OC5   .1550 .5672 .2783       1.0
OC6   .1562 .6617 .1610        .9
OC7   .1459 .5920 .9965       1.3