Roscoelite 1M
Brigatti M F, Caprilli E, Marchesini M, Poppi L
Clays and Clay Minerals 51 (2003) 301-308
The crystal structure of roscoelite-1M
Locality: Reppia, Val Graveglia, Italy
_database_code_amcsd 0020944
5.292 9.131 10.206 90 100.98 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)
BaA      0    .5     0  .006 .029   .027   .028   .030      0   .004      0
KA       0    .5     0  .994 .029   .027   .028   .030      0   .004      0
AlM1     0     0    .5 .0011 .008
FeM1     0     0    .5  .004 .008
MgM1     0     0    .5 .0027 .008
MnM1     0     0    .5 .0017 .008
VM1      0     0    .5 .0458 .008
AlM2     0 .3350    .5 .0194 .011   .008   .011   .014      0  -.001      0
FeM2     0 .3350    .5  .073 .011   .008   .011   .014      0  -.001      0
MgM2     0 .3350    .5 .0485 .011   .008   .011   .014      0  -.001      0
MnM2     0 .3350    .5 .0301 .011   .008   .011   .014      0  -.001      0
VM2      0 .3350    .5 .8251 .011   .008   .011   .014      0  -.001      0
TiM2     0 .3350    .5  .003 .011   .008   .011   .014      0  -.001      0
SiT  .0805 .1695 .2254 .7875 .008   .006   .009   .010   .000   .001   .000
AlT  .0805 .1695 .2254 .2125 .008   .006   .009   .010   .000   .001   .000
O1   .0471     0 .1727       .020   .026   .014   .017      0  -.001      0
O2   .3125 .2449 .1609       .019   .015   .026   .015  -.008   .001  -.001
O3   .1416 .1825 .3880       .014   .012   .016   .012  -.001   .002   .000
O4   .1029    .5 .3924       .018   .015   .023   .018      0   .007      0