Goethite
Gualtieri A, Venturelli P
American Mineralogist 84 (1999) 895-904
In situ study of the goethite-hematite phase transformation by real time
synchrotron powder diffraction
Sample at T = 25 C
_database_code_amcsd 0002226
9.9134 3.0128 4.5800 90 90 90 Pnma
atom      x   y      z Uiso
Fe    .1459 .25 -.0486 .049
H     -.101 .25  -.399  .06
O1   -.1990 .25   .285 .046
O2   -.0517 .25  -.196 .046