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 11
_database_code_amcsd 0002361
9.856 18.057 5.316 90 105.07 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     .10702 .08822 .21762             .0021  .0010  .0081 -.0002  .0004 -.0002
O2     .11917 .17288 .73038             .0019  .0008  .0093  .0000  .0005  .0003
O3     .10848      0 .71242 .53         .0026  .0011  .0109      0  .0008      0
F3     .10848      0 .71242 .02         .0026  .0011  .0109      0  .0008      0
Oh3    .10848      0 .71242 .45         .0026  .0011  .0109      0  .0008      0
O4     .36725 .25006 .78720             .0040  .0007  .0117 -.0003  .0017  .0003
O5     .35022 .13930 .10769             .0022  .0011  .0106  .0000  .0005  .0013
O6     .34514 .11699 .60686             .0026  .0012  .0114  .0002  .0012 -.0012
O7     .34044      0 .28001             .0033  .0009  .0186      0  .0015      0
SiT1   .28202 .08556 .30204 .74         .0016  .0004  .0055 -.0001  .0004 -.0001
AlT1   .28202 .08556 .30204 .26         .0016  .0004  .0055 -.0001  .0004 -.0001
SiT2   .29136 .17257 .81061 .74         .0016  .0005  .0052 -.0001  .0006  .0001
AlT2   .29136 .17257 .81061 .26         .0016  .0005  .0052 -.0001  .0006  .0001
AlM1        0 .08611     .5 .13         .0023  .0013  .0057      0  .0015      0
FeM1        0 .08611     .5 .29         .0023  .0013  .0057      0  .0015      0
TiM1        0 .08611     .5 .13         .0023  .0013  .0057      0  .0015      0
MgM1        0 .08611     .5 .45         .0023  .0013  .0057      0  .0015      0
AlM2        0 .17794      0 .13         .0018  .0005  .0060      0  .0008      0
FeM2        0 .17794      0 .29         .0018  .0005  .0060      0  .0008      0
TiM2        0 .17794      0 .13         .0018  .0005  .0060      0  .0008      0
MgM2        0 .17794      0 .45         .0018  .0005  .0060      0  .0008      0
AlM3        0      0      0 .13         .0023  .0004  .0054      0  .0001      0
FeM3        0      0      0 .29         .0023  .0004  .0054      0  .0001      0
TiM3        0      0      0 .13         .0023  .0004  .0054      0  .0001      0
MgM3        0      0      0 .45         .0023  .0004  .0054      0  .0001      0
MgM4        0 .27858     .5 .06         .0029  .0007  .0096      0  .0030      0
FeM4        0 .27858     .5 .13         .0029  .0007  .0096      0  .0030      0
CaM4        0 .27858     .5 .78         .0029  .0007  .0096      0  .0030      0
NaM4        0 .27858     .5 .03         .0029  .0007  .0096      0  .0030      0
NaA         0     .5      0 .24         .0233  .0011  .0495      0  .0339      0
KA          0     .5      0 .09         .0233  .0011  .0495      0  .0339      0
NaAM   .04893     .5 .10564 .24         .0148  .0013  .0313      0  .0175      0
KAM    .04893     .5 .10564 .09         .0148  .0013  .0313      0  .0175      0
NaA2        0 .47307      0 .24         .0117  .0018  .0649      0  .0233      0
KA2         0 .47307      0 .09         .0117  .0018  .0649      0  .0233      0
H     -.79732      0 .04358     1.0000
MgM42       0 .25697     .5 .06 1.2224
FeM42       0 .25697     .5 .13 1.2224
CaM42       0 .25697     .5 .78 1.2224
NaM42       0 .25697     .5 .03 1.2224
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