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 18 _database_code_amcsd 0002368 9.903 18.000 5.304 90 105.44 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 .10687 .08686 .21900 .0017 .0007 .0074 -.0002 .0007 -.0001 O2 .11809 .17208 .73087 .0018 .0007 .0078 .0000 .0010 .0002 O3 .10702 0 .71606 .30 .0019 .0007 .0101 0 .0010 0 F3 .10702 0 .71606 .01 .0019 .0007 .0101 0 .0010 0 Oh3 .10702 0 .71606 .69 .0019 .0007 .0101 0 .0010 0 O4 .36601 .25041 .78847 .0033 .0007 .0092 -.0002 .0021 .0000 O5 .34956 .14012 .11485 .0023 .0010 .0103 .0000 .0010 .0011 O6 .34451 .11543 .61274 .0021 .0011 .0116 .0001 .0008 -.0013 O7 .34026 0 .27738 .0028 .0008 .0171 0 .0014 0 SiT1 .28091 .08533 .30487 .73 .0013 .0004 .0054 -.0001 .0006 -.0001 AlT1 .28091 .08533 .30487 .27 .0013 .0004 .0054 -.0001 .0006 -.0001 SiT2 .29005 .17273 .81334 .73 .0012 .0004 .0047 -.0001 .0006 .0000 AlT2 .29005 .17273 .81334 .27 .0012 .0004 .0047 -.0001 .0006 .0000 AlM1 0 .08684 .5 .10 .0022 .0010 .0062 0 .0016 0 TiM1 0 .08684 .5 .13 .0022 .0010 .0062 0 .0016 0 MgM1 0 .08684 .5 .77 .0022 .0010 .0062 0 .0016 0 AlM2 0 .17703 0 .10 .0017 .0005 .0059 0 .0010 0 TiM2 0 .17703 0 .13 .0017 .0005 .0059 0 .0010 0 MgM2 0 .17703 0 .77 .0017 .0005 .0059 0 .0010 0 AlM3 0 0 0 .10 .0023 .0004 .0069 0 -.0001 0 TiM3 0 0 0 .13 .0023 .0004 .0069 0 -.0001 0 MgM3 0 0 0 .77 .0023 .0004 .0069 0 -.0001 0 MgM4 0 .27956 .5 .06 .0027 .0006 .0085 0 .0025 0 CaM4 0 .27956 .5 .90 .0027 .0006 .0085 0 .0025 0 NaM4 0 .27956 .5 .04 .0027 .0006 .0085 0 .0025 0 NaA 0 .5 0 .27 .0046 .0024 .0175 0 .0055 0 KA 0 .5 0 .07 .0046 .0024 .0175 0 .0055 0 NaAM .04190 .5 .08869 .27 .0068 .0022 .0216 0 .0085 0 KAM .04190 .5 .08869 .07 .0068 .0022 .0216 0 .0085 0 NaA2 0 .46894 0 .26 .0060 .0016 .0343 0 .0098 0 KA2 0 .46894 0 .06 .0060 .0016 .0343 0 .0098 0 H .20378 0 .78892 .7037