Vertumnite
Galli E, Passaglia E
Tschermaks Mineralogische und Petrographische Mitteilungen 25 (1978) 33-46
Vertumnite: its crystal structure and relationship with natural and synthetic phases
Locality: Campomorto, Montalto di Castro
_database_code_amcsd 0015668
5.755 5.755 25.12 90 90 120 P6_3/m
atom     x     y     z  occ Biso
Al       0     0     0       1.2
Ca     1/3   2/3 .0212       1.1
SiT1     0     0 .1857 .353  2.8
AlT1     0     0 .1857 .277  2.8
SiT2   2/3   1/3 .1855 .364  3.1
AlT2   2/3   1/3 .1855 .286  3.1
OH1  .3054 .2500 .0407       1.6
OH2    1/3   2/3 .1208  .87  3.2
Wat2   1/3   2/3 .1208  .13  3.2
O1       0     0   .25  .78  5.5
O2     2/3   1/3   .25  .73  4.4
O3   .3350 .1232 .1608  .25  6.8
OH3  .3350 .1232 .1608  .71  6.8
Wat4  .231  .660   .25  .15  7.3