AM_Moganite
Formula: Si O2
Name: Moganite
Unit cell: 8.7371 4.8692 10.7217 90.0 90.193 90.0 , V=456.13
Space group: I12/A1 (15)

Heaney P J , Post J E , American Mineralogist , 86 (2001) p.1358-1366, Evidence for an I2/a to Imab phase transition in the silica, polymorph moganite at ~570 K, Sample: T = 298 K, neutron