[meteorite-list] Irons DON'T form Fusion Crust's - yes they DO

[Mark]

no, actually, it's not. amorphous or crytocrystaline, it would still be a 
"glass" if it was composed of silicates.

----- Original Message ----- 
From: "Gary K. Foote" <gary at webbers.com>
To: <meteorite-list at meteoritecentral.com>
Sent: Sunday, January 07, 2007 2:34 PM
Subject: Re: [meteorite-list] Irons DON'T form Fusion Crust's - yes they DO


> On 7 Jan 2007 at 14:26, Darren Garrison wrote:
>
>> "Glassy" means
>> something that cooled quickly enough that it didn't have time to
>> crystalize and is instead, on the atomic level, an amorphous mess.
>
> I think this is a stretch of the term 'glassy'.  Unless there is somewhere 
> a reference to
> this meaning that I am not aware of?
>
> Yet, I still come down on this side of 'Irons DO have fusion crusts' I 
> don't think this
> statement supports it.
>
> Gary
> gary at meteorite-dealers.com
>
>
>
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