American Mineralogist Crystal Structure Database

1 matching records for this search.

Hydroxyledgrewite
 
Galuskin E V, Lazic B, Armbruster T, Galuskina I O, Pertsev N N, Gazeev V M,
Wlodyka R, Dulski M, Dzierzanowski P, Zadov A E, Dubrovinsky L S
 
American Mineralogist 97 (2012) 1998-2006
Edgrewite Ca9(SiO4)4F2-hydroxyledgrewite Ca9(SiO4)4(OH)2, a new series
of calcium humite-group minerals from altered xenoliths in the ignimbrite
of Upper Chegem caldera, Northern Caucasus, Kabardino-Balkaria, Russia
Locality: Upper Chegem caldera, Northern Caucasus, Kabardino-Balkaria, Russia
_database_code_amcsd 0019558
5.0672 11.3545 15.3941 100.587 90 90 P2_1/b
atom      x       y       z  occ   Uiso U(1,1) U(2,2) U(3,3)  U(1,2)  U(1,3)  U(2,3)
Ca1      .5       0      .5      .00884 .00786 .01119 .00793  .00046 -.00111  .00293
Ca2  .49509 .946623 .273691      .00896 .00786 .01000 .00823  .00077  .00119 -.00042
Ca3  .00492 .136528 .172791      .00835 .00902 .00734 .00887  .00047 -.00022  .00193
Ca4  .50779 .254077 .388989      .00798 .00870 .00686 .00835 -.00025 -.00018  .00133
Ca5  .49252 .871677 .042505      .00889 .00966 .00912 .00793  .00025 -.00081  .00165
Si1  .07117  .06837 .389501      .00639 .00570 .00672 .00670  .00009 -.00008  .00109
Si2  .07545  .17905 .834060      .00666 .00596 .00678 .00712  .00000  .00019  .00099
O1   .75075  .06615  .38795      .00930  .0063  .0113  .0104   .0003  -.0003   .0021
O2   .29857  .43467  .38816      .00824  .0083  .0068  .0097  -.0002   .0000   .0016
O3   .20261  .11343  .30367      .00882  .0087  .0100  .0083  -.0005   .0002   .0030
O4   .20156  .15466  .47629      .00917  .0089  .0092  .0089  -.0005  -.0002   .0003
O5   .25522  .32029  .16366      .00967  .0068  .0104  .0117   .0000  -.0005   .0019
O6   .79505  .95277  .16192      .00910  .0097  .0070  .0105   .0001   .0003   .0014
O7   .70380  .28052  .25421      .00910  .0093  .0099  .0083   .0006   .0000   .0024
O8   .70743  .23048  .08132      .00904  .0087  .0091  .0086   .0001   .0001  -.0002
O9    .2309  .04123   .0463 .608  .0100
F9    .2672   .0464   .0594 .392  .0100
H1     .091   -.012    .023  .60    .22
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