Epidote
Nagashima M, Akasada M
American Mineralogist 95 (2010) 1237-1246
X-ray Rietveld and 57Fe Mossbauer studies of epidote and piemontite on the join
Ca2Al2FeSi3O12(OH) - Ca2Al2MnSi3O12(OH) formed by hydrothermal synthesis
Locality: synthetic
Sample: q=0.75, run 27
_database_code_amcsd 0016950
8.8980 5.6549 10.1752 90 115.428 90 P2_1/m
atom     x    y     z occ
Ca1  .7541  .75 .1498
Ca2  .6057  .75 .4247
AlM1     0    0     0 .90
FeM1     0    0     0 .08
MnM1     0    0     0 .02
AlM2     0    0    .5
AlM3 .2948  .25 .2245 .31
FeM3 .2948  .25 .2245 .50
MnM3 .2948  .25 .2245 .19
Si1  .3399  .75 .0475
Si2  .6812  .25 .2726
Si3  .1873  .75 .3225
O1   .2311 .988 .0362
O2   .3077 .978 .3570
O3   .8011 .019 .3476
O4    .055  .25  .140
O5   .0379  .75 .1464
O6   .0535  .75  .402
O7   .5207  .75 .1782
O8   .5222  .25 .3076
O9    .622  .25  .098
OH10  .076  .25  .429