NaGaSi3O8
Fleet M E
American Mineralogist 76 (1991) 92-99
Structures of low gallium albite (NaGaSi3O8) and intermediate germanium albite
(NaAlGe3O8): Tetrahedral-site ordering in sodium feldspar
Locality: synthetic
_database_code_amcsd 0001343
8.161 12.851 7.191 94.39 116.52 87.38 C-1
atom      x      y      z  occ B(1,1) B(2,2) B(3,3)  B(1,2)  B(1,3)  B(2,3)
Ga1o .00922 .16994 .20489 .935 .00431 .00105 .00339 -.00056  .00181 -.00003
Si1o .00922 .16994 .20489 .065 .00431 .00105 .00339 -.00056  .00181 -.00003
Si1m  .0013  .8197  .2414 .984 .00366 .00093 .00291 -.00003  .00160  .00015
Ga1m  .0013  .8197  .2414 .016 .00366 .00093 .00291 -.00003  .00160  .00015
Si2o  .6929  .1098  .3118 .975 .00333 .00079 .00382 -.00043  .00123 -.00003
Ga2o  .6929  .1098  .3118 .025 .00333 .00079 .00382 -.00043  .00123 -.00003
Si2m  .6782  .8826  .3618 .975 .00333 .00090 .00382 -.00019  .00133  .00018
Ga2m  .6782  .8826  .3618 .025 .00333 .00090 .00382 -.00019  .00133  .00018
Na    .2689  .9877  .1484      .00717 .00664 .01673 -.00158  .00405 -.00665
OA1   .0092  .1280  .9581      .00961 .00165 .00547 -.00035  .00453  .00033
OA2   .5921  .9980  .2809      .00455 .00096 .00667 -.00029  .00149  .00064
OBo   .8082  .1049  .1810      .00619 .00201 .00837 -.00131  .00427 -.00085
OBm   .8174  .8454  .2648      .00600 .00221 .01116  .00032  .00512 -.00006
OCo   .0042  .3072  .2711      .00530 .00149 .00831 -.00091  .00267 -.00030
OCm   .0280  .6940  .2288      .00572 .00126 .00655  .00011  .00192 -.00015
ODo   .2153  .1073  .3878      .00675 .00160 .00467  .00005  .00080  .00012
ODm   .1779  .8678  .4423      .00652 .00184 .00637 -.00096 -.00021  .00000