[meteorite-list] Mike Farmer's Silicated Patagonian Iron

[E.P. Grondine]

Hi - 

ferrosilicates - like this:
http://www.chiemgau-impact.com/mineral.html

good hunting,
Ed

--- dellenit at aon.at wrote:

> Hi,
> some thoughts and additional infos.
> it may still be a Campo iron, as Campo also reveals
> nice Cr-diopside in grafite silicate inclusions (i
> have several slices with cr-diopside inclusions). I
> am very curious about the forthcoming classification
> of this patagonian iron.
> 
> here is a list (which is obviously not complete, as
> there are iron meteorites that contain silicate
> inclusions number more than 24 and only some
> silcates have been studied in detail yet).
> 
> Odessa
> Campo Del Cielo
> Caddo County
> Linwood
> Toluca
> Copiapo
> Four Corners
> Ocotillo
> Persimmon Creek
> Pine River
> Pitts
> Tacubaya
> Udei Station
> 
> so seems it's not so rare - maybe this list will
> grow in the future..
> 
> Harald
> 
> 
> 
> 
> 
> ----- Original von:  bernd.pauli at paulinet.de:
> 
> > Glad to see I was right on target when I wrote on
> Fri, Oct. 27:
> 
> Beautiful crystals, they are! Yes, I think they are
> pyroxene
> crystals (augite), probably diopside [CaMgSi2O6].
> Diopside has
> been found in these irons: Caddo County, Four
> Corners, Ocotillo,
> and Udei Station. The most interesting of these with
> regard to
> Mike's iron is probably Four Corners because of its
> polycrystal-
> linity, its silicate-graphite inclusions, its
> Neumann bands. Four
> Corners is anomalous and Mike's iron will surely be
> classified as
> an anomalous iron, too!
> 
> Cool meteorite!!!
> 
> Bernd
> 
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