Ominelite Image

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Ominelite

Large Ominelite Image

Mineral:

Ominelite: (Fe++,Mg)Al3BSiO9

Comments:

Photomicrograph of thin-section (plain light) of zoned ominelite (omn) with quartz (qtz) and plagioclase (pl) in alkali feldspar. (AmMin 87:163).

Location:

Misen River in Tenkawa, Yoshino, Nara Prefecture, Japan.

Scale:

Grain size 0.6 mm.

Copyright:

© American Mineralogist

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