Heaney P J, Post J E
American Mineralogist 86 (2001) 1358-1366
Evidence for an I2/a to Imab phase transition in the silica
polymorph moganite at ~570 K
Sample: T = 298 K, neutron
8.7371 4.8692 10.7217 90 90.193 90 I2/a
atom x y z Uiso
Si1 1/4 .9726 0 .0097
Si2 .0103 .2486 .1682 .0110
O1 .9781 .0644 .2878 .0148
O2 .1678 .1708 .1002 .0172
O3 .8703 .2296 .0675 .0189
Sample: T = 1354 K
8.8159 4.9371 10.7605 90 90 90 Imab
Si1 1/4 0 0 .03
Si2 0 .2255 .1701 .03
O1 0 .0416 .2935 .03
O2 .1471 .2007 .0824 .03
Miehe G, Graetsch H
European Journal of Mineralogy 4 (1992) 693-706
Crystal structure of moganite: a new structure type of silica
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
Multiple datasets can be concatenated into a single downloadable file by selecting the datasets and then hitting the "Download Selected Data" button.
Total number of retrieved datasets: 3 View in amc, download in amc
Return to AMCSD Home Page