Topaz Structure Data

Topaz Structure Data
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Topaz

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Topaz_1
Formula: Al2 Si O4 F2
Name: Topaz
Unit cell: 4.652 8.801 8.404 90.0 90.0 90.0 , V=344.08
Space group: PBNM (62)

Northrup P A , Leinenweber K , Parise J B , American Mineralogist , 79 (1994) p.401-404, The location of H in the high-pressure synthetic Al2SiO4(OH)2 topaz analogue, Sample fluor-topaz from a Mexican rhyolite

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