[meteorite-list] Meteorite Times

From: debfred at att.net <debfred_at_meteoritecentral.com>
Date: Thu, 20 Sep 2007 15:36:41 +0000
Message-ID: <092020071536.2953.46F293890003667500000B8921603760210B0A9D000D0A0B_at_att.net>

Defiantly water, coefficient of expansion liquid to solid >10%. Regards, Fred Olsen

-------------- Original message ----------------------
From: "Mark" <mafer at imagineopals.com>
>
> Hi List
>
> Been busy fixing up new and old houses for a move and sale so my getting
> around to reading the times got put on a back burner til now.
>
> Jim Tobin wrote a great article about unclassified meteorites and what some
> have gone through. His comments on freeze-thaw are close to the mark I'd
> venture, but it's not water is my guess that is causing them to crack.
> Rather, I suspect is those veins of impact or heat created substances which
> expand at a different rate than the host matrix from which they evolved. It
> does get down to freezing temps at night in the barren wastes which have
> little to hold daytime heat in.
>
> What's others think about this and has anyone studied this?
>
> Mark Ferguson
>
> ______________________________________________
> Meteorite-list mailing list
> Meteorite-list at meteoritecentral.com
> http://six.pairlist.net/mailman/listinfo/meteorite-list
Received on Thu 20 Sep 2007 11:36:41 AM PDT