Mottanaite-(Ce)
Della Ventura G, Bonazzi P, Oberti R, Ottolini L
American Mineralogist 87 (2002) 739-744
Ciprianiite and mottanaite-(Ce), two new minerals
of the hellandite group from Latium (Italy)
_database_code_amcsd 0002818
19.032 4.746 10.248 90 110.97 90 P2/a
atom     x      y     z  occ Biso
B1   .1732  .5316 .4513       .56
B2   .2542  .4670 .1331       .44
Si1  .1039  .4834 .6508       .50
Si2  .1126  .4992 .1612       .55
BeT  .0393  .5424 .8668 .590  .92
LiT  .0393  .5424 .8668 .013  .92
AlM1     0      0     0 .497  .74
FeM1     0      0     0 .384  .74
TiM1     0      0     0 .070  .74
MgM1     0      0     0 .035  .74
CaM2 .0424  .0149 .3612 .186  .56
LaM2 .0424  .0149 .3612 .228  .56
CeM2 .0424  .0149 .3612 .386  .56
YM2  .0424  .0149 .3612 .003  .56
PrM2 .0424  .0149 .3612 .034  .56
NdM2 .0424  .0149 .3612 .071  .56
SmM2 .0424  .0149 .3612 .004  .56
EuM2 .0424  .0149 .3612 .001  .56
GdM2 .0424  .0149 .3612 .003  .56
ThM2 .0424  .0149 .3612 .076  .56
UM2  .0424  .0149 .3612 .008  .56
CaM3 .2471  .0032 .6614       .72
CaM4 .1570 -.0285 .9314       .85
O1   .0443  .2410 .5674       .73
O2   .1778  .3191 .7546       .70
O3   .0697 -.3100 .7410      1.52
O4   .1320 -.3296 .5416       .75
F5   .0367  .1967 .8716 .245 1.12
OH5  .0367  .1967 .8716 .272 1.12
O6   .2466 -.2416 .8582       .97
O7   .1666  .2332 .4443       .59
O8   .1324  .6756 .3071      1.05
O9   .1861  .3259 .1584       .85
O10  .0852  .7237 .0369      1.55
O11  .0506  .2608 .1566      1.69
O12    .25  .3369     0       .59
O13    .25  .6495    .5       .62