Vorlanite
Galuskin E V, Armbruster T, Galuskina I O, Lazic B, Winiarski A, Gazeev V M,
Dzierzanowski P, Zadov A E, Pertzev N N, Wrzalik R, Gurbanov A G, Janeczek J
American Mineralogist 96 (2011) 188-196
Vorlanite (Ca(U6+)O4 - A new mineral from the Upper Chegem caldera,
Kabardino-Balkaria, Northern Caucasus, Russia
Note: fluorite structure
Locality: Upper Chegem caldera, Kabardino-Balkaria, Northern Caucasus, Russia
_database_code_amcsd 0017876
5.3813 5.3813 5.3813 90 90 90 Fm-3m
atom   x   y   z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
U      0  .5   0 .47 .0179  .0179  .0179  .0179      0      0      0
Ca     0  .5   0 .53 .0179  .0179  .0179  .0179      0      0      0
O    .25 .25 .25      .057   .057   .057   .057      0      0      0