Sanidine
Kimata M, Saito S, Shimizu M, Iida I, Matsui T
Neues Jahrbuch fur Mineralogie, Abhandlungen 171 (1996) 199-213
Low-temperature structures of orthoclase and sanidine
Note: T = 121 K
Locality: Volkesfeld, Eifel, Germany
_database_code_amcsd 0020560
8.514 13.018 7.183 90 116.03 90 C2/m
atom     x     y     z  occ  Biso
K    .2820     0 .1359      1.434
SiT1 .0091 .1837 .2237 .692  .585
AlT1 .0091 .1837 .2237 .308  .585
SiT2 .7056 .1175 .3440 .808  .534
AlT2 .7056 .1175 .3440 .192  .534
Oa1      0 .1455     0      1.140
Oa2  .6301     0 .2859      1.229
Ob   .8273 .1437 .2267      1.272
Oc   .0314 .3092 .2560       .978
Od   .1830 .1261 .4055       .974