Moganite
Miehe G, Graetsch H
European Journal of Mineralogy 4 (1992) 693-706
Crystal structure of moganite: a new structure type of silica
_database_code_amcsd 0006460
8.758 4.876 10.715 90 90.08 90 I2/a
atom      x      y     z Biso
Si1     1/4 -.0092     0  3.2
Si2   .0115  .2533 .1678   .5
O1   -.0314  .0680 .2860  1.9
O2    .1711  .1770 .1050  5.0
O3   -.1343  .2148 .0739   .4