Zinnwaldite
Guggenheim S, Bailey S W
American Mineralogist 62 (1977) 1158-1167
The refinement of zinnwaldite-1M in subgroup symmetry
Note: the sample is from the Sadisdorf Mine dump, East Germany
_database_code_amcsd 0000604
5.296 9.140 10.096 90 100.83 90 C2
atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K 0 .5028 0 .900 .0181 .0048 .0054 0 .0013 0
Na 0 .5028 0 .050 .0181 .0048 .0054 0 .0013 0
Al1 0 -.0069 .5 .0067 .0009 .00236 0 .0013 0
Fe2 0 .3217 .5 .160 .0050 .0014 .0017 0 .0006 0
Ti2 0 .3217 .5 .010 .0050 .0014 .0017 0 .0006 0
Fe2 0 .3217 .5 .770 .0050 .0014 .0017 0 .0006 0
Mn2 0 .3217 .5 .050 .0050 .0014 .0017 0 .0006 0
Li6 .5 .1631 .5 .670 .0050 .0012 .0023 0 0 0
Mg6 .5 .1631 .5 .010 .0050 .0012 .0023 0 0 0
Si1 .0745 .1688 .2276 .773 .0053 .0010 .0016 .0003 .0003 -.0002
Al1 .0745 .1688 .2276 .227 .0053 .0010 .0016 .0003 .0003 -.0002
Si2 .5844 .3323 .2275 .773 .0044 .0009 .0022 .0002 .0006 -.0000
Al2 .5844 .3323 .2275 .227 .0044 .0009 .0022 .0002 .0006 -.0000
O1 .0289 -.0002 .1720 .0202 .0021 .0030 .0000 .0002 -.0002
O2 .3248 .2350 .1725 .0125 .0053 .0029 -.0031 .0019 -.0005
O22 .8177 .2641 .1597 .0117 .0046 .0031 .0028 .0010 .0007
O3 .1155 .1748 .3939 .0067 .0019 .0019 .0011 .0008 -.0001
O33 .6639 .3271 .3928 .0058 .0022 .0022 .0002 .0003 .0000
F .1089 .4715 .3989 .0108 .0025 .0032 -.0007 .0009 .0005
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Zinnwaldite-2M1
Rieder M, Hybler J, Smrcok L, Weiss Z
European Journal of Mineralogy 8 (1996) 1241-1248
Refinement of the crystal structure of zinnwaldite 2M_1
Locality: Barbora mine, Krupka, Czech Republic
_database_code_amcsd 0006631
5.292 9.187 19.935 90 95.40 90 Cc
atom x y z occ Uiso
KMi 0 .0894 .25 .978 .0271
FeM1 .2611 .7539 .0000 .59 .0116
LiM1 .2611 .7539 .0000 .27 .0116
AlM2 .7657 .5882 .0001 .9 .0108
FeM2 .7657 .5882 .0001 .1 .0108
FeM3 -.7421 -.5808 -.0005 .644 .0117
LiM3 -.7421 -.5808 -.0005 .216 .0117
SiT1 .4629 .9256 .1365 .81 .0095
AlT1 .4629 .9256 .1365 .19 .0095
SiT11 -.4628 -.9178 -.1363 .75 .0100
AlT11 -.4628 -.9178 -.1363 .25 .0100
SiT2 .9621 .7531 .1371 .79 .0134
AlT2 .9621 .7531 .1371 .21 .0134
SiT21 -.9557 -.7549 -.1357 .76 .0063
AlT21 -.9557 -.7549 -.1357 .24 .0063
O1 .4337 .9390 .0545 .0143
O11 -.4479 -.9123 -.0526 .0088
O2 .9344 .7417 .0541 .0099
O21 -.9079 -.7635 -.0524 .0116
O3 .9466 .5898 .1699 .0197
O31 -.9371 -.5872 -.1637 .0211
O4 .2403 .8240 .1637 .0212
O41 -.2321 -.8226 -.1640 .0194
O5 .7384 .8543 .1644 .0193
O51 -.7337 -.8504 -.1692 .0170
OH .4873 .5874 .0507 .545 .0214
F .4873 .5874 .0507 .455 .0214
OH1 -.4020 -.5599 -.0497 .545 .0216
F1 -.4020 -.5599 -.0497 .455 .0216
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