[meteorite-list] Fossils and Meteorites

From: Francis Graham <francisgraham_at_meteoritecentral.com>
Date: Thu Apr 22 09:42:06 2004
Message-ID: <20010129001448.25558.qmail_at_web2903.mail.yahoo.com>

Hello,
  You are correct; Alas, I was a bit too general in my
language. Your distinction is especially valuable when
you are interested in the physical process of
meteorite entry, impact and effects of being on Earth
for some time period. In that case, an
extraterrestrial specimen obtained in situ would be
useless.

Francis

--- Sharkkb8_at_aol.com wrote:
>
> << .....They can go into outer space and get more
> from an inexhaustible
> supply....[snip]....But for meteorites, no one can
> claim rarity, since they
> are out there in vast quantities. >>
>
> I have to take issue with this a bit; they aren't
> "meteorites" until they
> have penetrated the atmosphere and made their way to
> the Earth's surface, and
> rocks which fit that description are certainly not
> inexhaustible. Apollo
> lunar samples are not EXACTLY the same things as
> lunar meteorites, it may be
> a rather fine distinction, but a distinction
> nonetheless.
>
> Gregory
>
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Received on Sun 28 Jan 2001 07:14:48 PM PST