Nepheline
Tait K T, Sokolova E V, Hawthorne F C, Khomyakov A P
The Canadian Mineralogist 41 (2003) 61-70
The crystal chemistry of nepheline
Note: sample 1
Locality: Khibina-Lovozero complex, Kola peninsula, Russia
_database_code_amcsd 0005822
9.9995 9.9995 8.384 90 90 120 P6_3
atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
KA 0 0 .01170 .955 .02164 .01898 .01898 .0270 .00949 0 0
NaB .99905 .55466 .5178 .02311 .0311 .0238 .0193 .0174 -.0013 .0010
AlT1 2/3 1/3 .2121 .97 .01011 .0096 .0096 .0112 .00478 0 0
SiT1 2/3 1/3 .2121 .02 .01011 .0096 .0096 .0112 .00478 0 0
FeT1 2/3 1/3 .2121 .01 .01011 .0096 .0096 .0112 .00478 0 0
SiT2 1/3 2/3 .3222 .01037 .0101 .0101 .0109 .00506 0 0
SiT3 .75946 .66605 .33229 .00985 .0091 .0096 .0115 .0051 -.0001 -.0002
AlT4 .09249 .75965 .20566 .97 .00899 .0077 .0084 .0107 .0038 .0001 -.0001
SiT4 .09249 .75965 .20566 .02 .00899 .0077 .0084 .0107 .0038 .0001 -.0001
FeT4 .09249 .75965 .20566 .01 .00899 .0077 .0084 .0107 .0038 .0001 -.0001
O1 .3697 .696 .5103 1/3 .027 .017 .049 .0091 .013 .002 .005
O2 .71067 .68560 .5113 .02036 .0170 .0384 .0107 .0176 -.0007 -.0003
O3 .1728 .6484 .2610 .0274 .0111 .0104 .0618 .0063 -.0042 .0030
O4 .6516 .48999 .2766 .0240 .0140 .0105 .0484 .0075 -.0061 -.0086
O5 .94000 .71478 .3346 .0136 .0097 .0174 .0133 .0065 .0001 -.0014
O6 .73563 .77827 .2110 .0166 .0211 .0163 .0185 .0138 .0026 .0041
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