[meteorite-list] Meteorite Times

Mark mafer at imagineopals.com
Thu Sep 20 21:10:31 EDT 2007


I realize that water has a greater expansion rate, but in areas such as 
these were found, humidity is an expensive commodity
----- Original Message ----- 
From: <debfred at att.net>
To: "Mark" <mafer at imagineopals.com>; "meteoritelist" 
<Meteorite-list at meteoritecentral.com>
Sent: Thursday, September 20, 2007 11:36 AM
Subject: Re: [meteorite-list] Meteorite Times


> 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
>>
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>
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