American Mineralogist Crystal Structure Database

1 matching records for this search.

Pargasite
Download hom/pargasite.pdf
Oberti R, Vannucci R, Zanetti A, Tiepolo M, Brumm R C
American Mineralogist 85 (2000) 407-419
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene
DTi values in petrogenetic studies
SAMPLE 16
_database_code_amcsd 0002366
9.871 18.028 5.307 90 105.24 90 C2/m
atom       x      y      z occ   Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
O1    .10731 .08762 .21791             .0018  .0008  .0087 -.0001  .0009 -.0003
O2    .11880 .17228 .73048             .0020  .0007  .0081  .0000  .0006  .0002
O3    .10772      0 .71366 .46         .0022  .0010  .0101      0  .0011      0
Oh3   .10772      0 .71366 .54         .0022  .0010  .0101      0  .0011      0
O4    .36646 .25006 .78859             .0038  .0007  .0083 -.0004  .0010  .0001
O5    .35002 .13943 .10895             .0023  .0011  .0122  .0000  .0013  .0015
O6    .34519 .11651 .60970             .0026  .0011  .0124  .0001  .0008 -.0015
O7    .34053      0 .27894             .0029  .0009  .0200      0  .0023      0
SiT1  .28171 .08540 .30318 .74         .0013  .0004  .0051 -.0001  .0004 -.0001
AlT1  .28171 .08540 .30318 .26         .0013  .0004  .0051 -.0001  .0004 -.0001
SiT2  .29059 .17257 .81130 .74         .0015  .0004  .0058 -.0001  .0008  .0001
AlT2  .29059 .17257 .81130 .26         .0015  .0004  .0058 -.0001  .0008  .0001
AlM1       0 .08615     .5 .08         .0022  .0012  .0073      0  .0019      0
FeM1       0 .08615     .5 .18         .0022  .0012  .0073      0  .0019      0
TiM1       0 .08615     .5 .14         .0022  .0012  .0073      0  .0019      0
MgM1       0 .08615     .5 .60         .0022  .0012  .0073      0  .0019      0
AlM2       0 .17764      0 .08         .0015  .0004  .0052      0  .0009      0
FeM2       0 .17764      0 .18         .0015  .0004  .0052      0  .0009      0
TiM2       0 .17764      0 .14         .0015  .0004  .0052      0  .0009      0
MgM2       0 .17764      0 .60         .0015  .0004  .0052      0  .0009      0
AlM3       0      0      0 .08         .0026  .0004  .0058      0  .0003      0
FeM3       0      0      0 .18         .0026  .0004  .0058      0  .0003      0
TiM3       0      0      0 .14         .0026  .0004  .0058      0  .0003      0
MgM3       0      0      0 .60         .0026  .0004  .0058      0  .0003      0
MgM4       0 .27938     .5 .05         .0027  .0005  .0095      0  .0032      0
FeM4       0 .27938     .5 .04         .0027  .0005  .0095      0  .0032      0
CaM4       0 .27938     .5 .86         .0027  .0005  .0095      0  .0032      0
NaM4       0 .27938     .5 .05         .0027  .0005  .0095      0  .0032      0
NaA        0     .5      0 .24         .0135  .0005  .0703      0  .0291      0
KA         0     .5      0 .09         .0135  .0005  .0703      0  .0291      0
NaAM  .05018     .5 .09409 .24         .0127  .0014  .0477      0  .0177      0
KAM   .05018     .5 .09409 .09         .0127  .0014  .0477      0  .0177      0
NaA2       0 .47293      0 .24         .0115  .0014  .0465      0  .0188      0
KA2        0 .47293      0 .10         .0115  .0014  .0465      0  .0188      0
H     .21087      0 .91256     1.0000
MgM42      0 .26147     .5 .05  .9043
FeM42      0 .26147     .5 .04  .9043
CaM42      0 .26147     .5 .86  .9043
NaM42      0 .26147     .5 .05  .9043
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