[meteorite-list] Gebel Kamil iron is official now - 1.6 metric tons!?!?

From: Mirko Graul <m_graul_at_meteoritecentral.com>
Date: Tue, 13 Jul 2010 14:10:20 +0000 (GMT)
Message-ID: <322949.42125.qm_at_web26306.mail.ukl.yahoo.com>

Hi Jason,

oh,i know this.
That was not my question!!
The mail was from Mr. Altmann.

Many dear greetings Mirko
    

Mirko Graul Meteorite
Quittenring.4
16321 Bernau
GERMANY

Phone: 0049-1724105015
E-Mail: m_graul at yahoo.de
WEB: www.meteorite-mirko.de

Member of The Meteoritical Society
(International Society for Meteoritics and Planetery Science)

IMCA-Member: 2113
(International Meteorite Collectors Association)


--- Jason Utas <meteoritekid at gmail.com> schrieb am Di, 13.7.2010:

> Von: Jason Utas <meteoritekid at gmail.com>
> Betreff: Re: [meteorite-list] Gebel Kamil iron is official now - 1.6 metric tons!?!?
> An: "Meteorite-list" <meteorite-list at meteoritecentral.com>
> Datum: Dienstag, 13. Juli, 2010 15:22 Uhr
> Hello Mirko, All,
> That's just not true at all - plenty of irons have seen
> plastic
> deformation without becoming ataxites.
>
>
> Seymchan:
>
> http://www.carionmineraux.com/mineraux/Mineraux_Juillet_aout_2008/meteorite_seymchan_1.jpg
>
> http://www.imca.cc/insights/2007/II06-img/Seymchan.jpg
>
>
> Henbury:
>
> http://www.minresco.com/meteor/meimages/me606d.jpg
>
>
> Uruacu:
>
> http://cgi.ebay.com/LOW-PRICE-URUACU-IRON-METEORITE-BRAZIL-END-CUT-804-GMS-/200446229790?cmd=ViewItem&pt=LH_DefaultDomain_0&hash=item2eab86bd1e#ht_1622wt_906
>
> http://cgi.ebay.com/LOW-PRICE-URUACU-IRON-METEORITE-BRAZIL-END-CUT-514-GMS-/200421205241?cmd=ViewItem&pt=LH_DefaultDomain_0&hash=item2eaa08e4f9#ht_1579wt_906
>
>
> - I've also seen examples of similar features in
> Sikhote-Alin,
> Boxhole, Gibeon, and Campo del Cielo.
>
> Plastic deformation due to impact does not result in the
> complete loss
> of widmanstatten pattern.? The only plastically
> deformed ataxites that
> lack any true pattern (that I can think of) are Chinga
> (deformed
> schlieren) and this new Egyptian iron, neither of which
> appear to have
> had widmanstatten patterns before entering the atmosphere.
>
> Regards,
> Jason
>
> On Tue, Jul 13, 2010 at 5:30 AM, Martin Altmann
> <altmann at meteorite-martin.de>
> wrote:
> > But is there a finest octahedrite among the chemical
> IAB/IIICD-complex....?
> > And are there coarsest octahedrites to be found among
> the IVAs?
> >
> > I think, it's quite reasonable, not to give a
> structural type at that point
> > of time for the Egypt iron, if there were only
> shrapnels found, respectively
> > analyzed.
> > Shrapnels by their nature are always ataxitic.
> >
> > Or was meanwhile a not so damaged individual found and
> examined?
> >
> > Best!
> > Martin
> >
> >
> > -----Urspr?ngliche Nachricht-----
> > Von: meteorite-list-bounces at meteoritecentral.com
> > [mailto:meteorite-list-bounces at meteoritecentral.com]
> Im Auftrag von Jeff
> > Grossman
> > Gesendet: Dienstag, 13. Juli 2010 13:48
> > An: meteorite-list at meteoritecentral.com
> > Betreff: Re: [meteorite-list] Gebel Kamil iron is
> official now - 1.6 metric
> > tons!?!?
> >
> > "Ataxite" is a structural term, like octahedrite and
> hexahedrite.
> > Modern classification of iron meteorites is based on
> the chemical group,
> > which can tell you something about the parent
> asteroid. ?The structural
> > classification is quasi-independent of the chemical
> classification,
> > inasmuch as members of each structural group can
> belong to multiple
> > chemical groups. ?So "ataxite" has not been replaced
> with "iron,
> > ungrouped." ?Both are correct.
> >
> > When I used to edit MetBull, the heading on the
> description of this
> > meteorite would have said "Iron, ataxite (ungrouped)",
> but other editors
> > have abandoned this.
> >
> > Jeff
> >
> >
> >
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Received on Tue 13 Jul 2010 10:10:20 AM PDT