[meteorite-list] Maskelynite

From: Pekka Savolainen <pekka.savolainen_at_meteoritecentral.com>
Date: Fri Dec 3 23:29:18 2004
Message-ID: <41B13D9C.3050206_at_dlc.fi>

Hi,

a type of naturally occurring glass having the composition of a
plagioclase series feldspar,
created by the vitrification of plagioclase by shock melting in
meteorites and meteorite impacts,
so as far as I know, Maskelynite is not formed or found on Earth w.o.
impacts.

An article with pics on Max Planc Society;

http://www.mpg.de/english/illustrationsDocumentation/documentation/pressReleases/1999/news27_99.htm

best,

pekka s




Jeff Kuyken wrote:

>G'day List,
>
>Can anyone tell me exactly how Maskelynite is formed and if it has been
>found on Earth?
>
>Thanks in advance,
>
>Jeff Kuyken
>I.M.C.A. #3085
>www.meteorites.com.au
>
>______________________________________________
>Meteorite-list mailing list
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>
>

-- 
Pekka Savolainen
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FIN-71330 Rasala
FINLAND
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Received on Fri 03 Dec 2004 11:31:24 PM PST