Ferrowyllieite
Moore P B, Molin-Case J
American Mineralogist 59 (1974) 280-290
Contribution to pegmatite phosphate giant crystal paragenesis: II. The crystal
chemistry of wyllieite, Na2Fe2Al[PO4]3, a primary phase
Locality: Victory mine pegmatite, near Custer, South Dakota, USA
_database_code_amcsd 0000397
11.868 12.382 6.354 90 114.52 90 P2_1/n
atom      x      y     z occ Biso
Na1a     .5      0     0 .91 1.20
Ca1b  .4903  .0013 .5045 .25  .16
Mn1b  .4903  .0013 .5045 .25  .16
Na2  -.0004 -.0218 .2485 .70 1.20
Fe1  -.0005  .2638 .2366 .75  .78
Mg1  -.0005  .2638 .2366 .25  .78
Fe2a  .2726 -.3516 .3626     1.09
Al2b  .2187 -.1664 .6434 .75  .60
Fe2b  .2187 -.1664 .6434 .25  .60
P1   -.0072 -.2854 .2592      .65
P2a   .2381 -.1143 .1457      .73
P2b   .2376  .0971 .6175      .81
O1a   .4531 -.2889 .5509     1.07
O1b   .4498 -.7170 .0167      .98
O2a   .0820 -.3737 .2429     1.27
O2b   .1104 -.6490 .7199     1.43
O3a   .3432 -.3470 .1114     1.30
O3b   .3189 -.6733 .5866     1.31
O4a   .1219  .4020 .2807     1.10
O4b   .1288 -.4148 .8536     1.36
O5a   .2216 -.1840 .3288     1.20
O5b   .2380 -.8336 .8177     1.31
O6a   .3310 -.5083 .3837     1.54
O6b   .3226 -.5127 .8839     1.64