American Mineralogist Crystal Structure Database

2 matching records for this search.

Krotite
 
Ma C, Kampf A R, Connolly H C, Beckett J R, Rossman G R, Sweeney Smith S A,
Schrader D L
 
American Mineralogist 96 (2011) 709-715
Krotite, CaAl2O4, a new refractory mineral from the NWA 1934 meteorite
Locality: NWA 1934 CV3 carbonaceous chondrite
_database_code_amcsd 0020662
8.6996 8.0994 15.2170 90 90.188 90 P2_1/n
atom      x      y      z   Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ca1  .23931 .03429 .08926 .01258  .0130  .0129  .0119  .0014  .0022  .0009
Ca2  .26876 .47015 .07086 .01383  .0127  .0146  .0141  .0017 -.0003  .0006
Ca3  .73966 .52887 .24701 .01803  .0166  .0176  .0198 -.0003 -.0007  .0004
Al1  .42372 .32738 .23832  .0113  .0110  .0122  .0108 -.0001  .0010 -.0005
Al2  .41960 .72376 .23313  .0112  .0102  .0129  .0105  .0000  .0011  .0008
Al3  .59857 .82885 .07786  .0112  .0102  .0127  .0107  .0007  .0005 -.0002
Al4  .61194 .21941 .08071  .0112  .0107  .0126  .0105 -.0005  .0007 -.0001
Al5  .93519 .72697 .09133  .0111  .0104  .0127  .0101 -.0005  .0005  .0003
Al6  .93934 .33446 .09220  .0112  .0103  .0124  .0110  .0008  .0008  .0002
O1    .0764  .2398 .02364  .0146  .0147  .0144  .0147  .0004  .0007  .0011
O2    .0158  .5323 .11035  .0153  .0147  .0146  .0166  .0008 -.0026 -.0007
O3    .0541  .8643 .14910  .0151  .0184  .0143  .0127 -.0034  .0003  .0007
O4    .2478  .2451 .20288  .0148  .0130  .0184  .0131 -.0012  .0015 -.0034
O5    .4360  .2590 .02679  .0147  .0131  .0172  .0139  .0019  .0003 -.0007
O6    .4315  .8532 .14078  .0147  .0129  .0159  .0154  .0033  .0038  .0031
O7    .4344  .5242 .18865  .0162  .0205  .0155  .0126 -.0010  .0004  .0008
O8    .5843  .2263 .19545  .0152  .0131  .0192  .0132  .0037  .0003  .0006
O9    .6782  .0226 .05493  .0165  .0153  .0163  .0179  .0002  .0043  .0003
O10   .7555  .3562 .04659  .0155  .0147  .0155  .0164 -.0004 -.0009  .0023
O11   .7469  .7258 .13366  .0165  .0142  .0209  .0145  .0016  .0012  .0041
O12   .9209  .2454 .19657  .0158  .0126  .0210  .0138 -.0026  .0012  .0013
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Chlormayenite
 
Ma C, Connolly H C, Beckett J R, Tschauner O, Rossman G R, Kampf A R, Zega T J,
Sweeney Smith S A, Schrader D L
 
American Mineralogist 96 (2011) 1199-1206
Brearleyite, Ca12Al14O32Cl2, a new alteration mineral from the NWA 1934 meteorite
Locality: Northwest Africa 1934 CV3 carbonaceous chondrite
_database_code_amcsd 0018484
11.98 11.98 11.98 90 90 90 I-43d
atom    x    y    z occ
Ca1  .615    0  .25 .77
Ca2  .555    0  .25 .34
Al1  .013 .013 .013
Al2  .875    0  .25
O1   .792 .095  .30
O2   .170 .170 .170
Cl   .375    0  .25 .37
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Download CIF data (View Text File)
Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
 
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Total number of retrieved datasets: 2
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