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augite
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Augite from Ontario A micrograph showing augite, seen as brightly coloured thin lamellae with herringbone texture because of the twinned relationship, separated from pigeonite; further cooling has caused the host, gray-coloured enstatite, to change symmetry (inverted and magnified about 22Γ—). A micrograph showing a sample of inverted pigeonite from a slowly cooled gabbro. The augite lamellae here are relatively wide, separated from the enstatite host (magnified about 70.4Γ—).
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Basalt sample returned by Apollo 15, from near a long sinous lunar valley called Hadley Rille. Measured at 3.3 years old.
(Bed) Rocks and (Flint) Stones

augite: References & Edit History

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Article History

Type Description Contributor Date
Modified link of Web site: Amethyst Galleries - The Mineral Augite. Jan 25, 2018
Photograph of augite added. Mar 19, 2010
Added new Web site: Amethyst Galleries - The Mineral Augite. May 21, 2008
Article revised and updated. Nov 10, 2006
Article added to new online database. Jul 20, 1998
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