Pargasite
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 12
_database_code_amcsd 0002362
9.862 18.063 5.319 90 105.06 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 .10656 .08920 .21610 .0024 .0010 .0084 -.0002 .0010 -.0002
O2 .11960 .17386 .73234 .0019 .0008 .0108 .0001 .0008 .0006
O3 .10832 0 .71187 .35 .0023 .0010 .0129 0 .0008 0
F3 .10832 0 .71187 .02 .0023 .0010 .0129 0 .0008 0
Oh3 .10832 0 .71187 .63 .0023 .0010 .0129 0 .0008 0
O4 .36807 .25002 .78748 .0042 .0007 .0119 -.0003 .0016 .0004
O5 .35039 .13935 .10800 .0026 .0011 .0102 .0000 .0012 .0014
O6 .34431 .11663 .60752 .0028 .0013 .0129 .0002 .0011 -.0013
O7 .33955 0 .27843 .0032 .0009 .0182 0 .0015 0
SiT1 .28146 .08569 .30172 .74 .0016 .0004 .0057 -.0001 .0006 -.0001
AlT1 .28146 .08569 .30172 .26 .0016 .0004 .0057 -.0001 .0006 -.0001
SiT2 .29166 .17262 .81122 .74 .0016 .0005 .0056 -.0001 .0006 .0001
AlT2 .29166 .17262 .81122 .26 .0016 .0005 .0056 -.0001 .0006 .0001
AlM1 0 .08744 .5 .13 .0023 .0011 .0054 0 .0014 0
FeM1 0 .08744 .5 .43 .0023 .0011 .0054 0 .0014 0
TiM1 0 .08744 .5 .07 .0023 .0011 .0054 0 .0014 0
MgM1 0 .08744 .5 .37 .0023 .0011 .0054 0 .0014 0
AlM2 0 .17822 0 .13 .0019 .0005 .0069 0 .0011 0
FeM2 0 .17822 0 .43 .0019 .0005 .0069 0 .0011 0
TiM2 0 .17822 0 .07 .0019 .0005 .0069 0 .0011 0
MgM2 0 .17822 0 .37 .0019 .0005 .0069 0 .0011 0
AlM3 0 0 0 .13 .0022 .0004 .0060 0 .0003 0
FeM3 0 0 0 .43 .0022 .0004 .0060 0 .0003 0
TiM3 0 0 0 .07 .0022 .0004 .0060 0 .0003 0
MgM3 0 0 0 .37 .0022 .0004 .0060 0 .0003 0
MgM4 0 .27873 .5 .00 .0031 .0009 .0100 0 .0034 0
FeM4 0 .27873 .5 .15 .0031 .0009 .0100 0 .0034 0
CaM4 0 .27873 .5 .79 .0031 .0009 .0100 0 .0034 0
NaM4 0 .27873 .5 .06 .0031 .0009 .0100 0 .0034 0
NaA 0 .5 0 .25 .0154 .0020 .0391 0 .0229 0
KA 0 .5 0 .08 .0154 .0020 .0391 0 .0229 0
NaAM .04892 .5 .10030 .25 .0155 .0019 .0440 0 .0198 0
KAM .04892 .5 .10030 .08 .0155 .0019 .0440 0 .0198 0
NaA2 0 .47165 0 .25 .0067 .0025 .0465 0 .0148 0
KA2 0 .47165 0 .09 .0067 .0025 .0465 0 .0148 0
H .19030 0 .76353 1.0000
MgM42 0 .25674 .5 .00 1.3619
FeM42 0 .25674 .5 .15 1.3619
CaM42 0 .25674 .5 .79 1.3619
NaM42 0 .25674 .5 .06 1.3619
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