[meteorite-list] Campo crystals

From: MikeG <meteoritemike_at_meteoritecentral.com>
Date: Thu, 22 Nov 2012 08:58:23 -0500
Message-ID: <CAKBPJW-K7nGZxNircioAnKXV5-YgYZ9eaf4Yh5nq0w6qqqWE3g_at_mail.gmail.com>

Hi Kieron and List,

Good question. I'm curious as well about why some of the pieces look "molten".

Best regards,

MikeG

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On 11/22/12, Kieron Heard <mail at kieronheard.com> wrote:
> Hi Folks,
>
> Can anyone explain to me the process used to make so-called Campo del Cielo
> 'crystals'? The usual explanation, that they are made by shattering larger
> pieces than have been supercooled with liquid nitrogen, does not convince
> me. If that were the case I would expect more geometric forms with sharp
> edges. However, many examples are quite rounded and look as though they
> have
> been (recently) molten. I would be grateful for any observations.
>
>
> Regards, Kieron
>
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Received on Thu 22 Nov 2012 08:58:23 AM PST