[meteorite-list] Opinion - Purple in a Meteorite

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From: E.L. Jones <jonee_at_meteoritecentral.com>
Date: Fri Sep 30 14:23:44 2005
Message-ID: <433D82A8.5000100_at_epix.net>

Ringwoodite has a dark but purple tint.

Elton

Norm Lehrman wrote:

>Pete,
>
>I don't know if it's been reported in meteorites, but
>if this was earth material, my first guess would be
>vivianite, a hydrous iron phosphate. It can look
>exactly like that (and is often photosensitive: with
>exposure to sunlight it will darken and often turn
>dark green).
>
>Maybe someone on the list knows or can check their
>references regarding vivianite in meteorites.
>
>Cheers,
>Norm
>(http://tektitesource.com)
>
>
>
>
>
Received on Fri 30 Sep 2005 02:23:36 PM PDT

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