Gasperin M
Acta Crystallographica B27 (1971) 854-855
Structure cristalline de RbAlSi3O8
_cod_database_code 1001771
_database_code_amcsd 0009393
8.82 12.992 7.161 90 116.4 90 C2/m
atom x y z occ
Rb1 .2958 0 .1468
Al1 .0104 .1904 .2227 .25
Al2 .7227 .1195 .3440 .25
Si1 .0104 .1904 .2227 .75
Si2 .7227 .1195 .3440 .75
O1 0 .1525 0
O2 .664 0 .283
O3 .832 .1596 .226
O4 .0464 .3145 .263
O5 .1682 .1283 .403
Kyono A, Kimata M
Mineralogical Magazine 65 (2001) 523-531
Refinement of the crystal structure of a synthetic non-stoichiometric
Rb-feldspar
Locality: synthetic
_database_code_amcsd 0014559
8.839 13.035 7.175 90 116.11 90 C2/m
atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Rb .2960 0 .1460 .811 .0454 .0356 .0641 .0396 0 .0193 0
Al .2960 0 .1460 .062 .0454 .0356 .0641 .0396 0 .0193 0
SiT1 .0106 .1913 .2223 .755 .0474 .0451 .0544 .0478 -.0026 .0250 -.0008
AlT2 .0106 .1913 .2223 .245 .0474 .0451 .0544 .0478 -.0026 .0250 -.0008
SiT2 .7235 .1194 .3446 .745 .0492 .0480 .0565 .0505 -.0016 .0285 .0030
AlT2 .7235 .1194 .3446 .255 .0494 .0480 .0565 .0505 -.0016 .0285 .0030
OA1 0 .1557 0 .0630 .0500 .0745 .0652 0 .0262 0
OA2 .6662 0 .2834 .0490 .0611 .0585 .0388 0 .0324 0
OB .8311 .1597 .2245 .0645 .0455 .0907 .0595 .0002 .0252 -.0036
OC .0444 .3130 .2585 .0646 .0827 .0772 .0413 .0107 .0341 -.0004
OD .1692 .1292 .4026 .0560 .0617 .0538 .0671 .0012 .0416 .0002
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