[meteorite-list] Meteorite Micrographs: The Perfect Chondrule?

From: Gerald Flaherty <grf2_at_meteoritecentral.com>
Date: Fri, 18 May 2007 13:27:15 -0400
Message-ID: <005e01c79971$cb9e1e80$6401a8c0_at_Dell>

It's like slicing opened a Geode.
Chondrules AKA Primordialodes,
Jerry Flaherty
----- Original Message -----
From: "Mike Groetz" <mpg444 at yahoo.com>
To: "Meteorite List" <meteorite-list at meteoritecentral.com>
Sent: Friday, May 18, 2007 12:36 PM
Subject: [meteorite-list] Meteorite Micrographs: The Perfect Chondrule?


> http://www.coasttocoastam.com/gen/page2037.html?theme=light
>
> My wife, Ginny Phillips has submitted some meteorite
> micrographs in the past that have been used (here &
> here). I thought you might get a kick out of these. I
> was surprised to see the level of interest and
> knowledge in the Coast to Coast audience. A lot of
> cool emails!
>
> Way back at the beginning of time (at least for our
> solar system) particles of space dust were forming in
> tiny balls, these balls formed larger masses which
> eventually combined to form planets. I think you could
> say that was the short version of the story!
>
> Any way, meteorite rock (most stone meteorites) is
> made up of these hardened balls of dust called
> chondrules. The type class is based on the condition
> and abundance of these chondrules. Heat and shock
> alteration has erased evidence of chondrules to some
> degree in all meteorites. I like to look for
> chondrules that stand out from their matrix as
> different and look (at least visually) to be altered
> very little.
>
> These images are of two of these chondrules polished
> to 1/4 micron and viewed in reflected light and in
> their natural color. This may be as close as we can
> get to actually look at the dust balls that eventually
> built our planet.
>
> --Tom Phillips
> starsandscopes at aol.com
> meteorite.com/meteorite-gallery
>
>
>
>
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Received on Fri 18 May 2007 01:27:15 PM PDT