AW: [meteorite-list] Another Ebay fraud?
Jörn Koblitz
koblitz at microfab.de
Tue Aug 9 07:23:24 EDT 2005
Hello Darren and Pete Pete,
Au is one of the standard elements for iron taxonomy. Pd is difficult to measure using INAA, but rather simple using ICP-MS methods. There are indeed numerous publications dealing with the analyis of Au and Pd among other (mainly siderophile) elements in iron meteorites, but what I have never seen, is an analysis of Pr (praseodymium) in an iron meteorite. This is a highly lithophile element and detection even of traces in an iron meteorite should be very difficult. To my opinion this is a fraud. This sphere rather looks like some terrestrial ore. No Widmanstätten pattern visible, which is quite common for a IIICD (now IAB-sLM) group member.
Cheers,
Jörn Koblitz
> -----Ursprüngliche Nachricht-----
> Von: meteorite-list-bounces at meteoritecentral.com
> [mailto:meteorite-list-bounces at meteoritecentral.com]Im
> Auftrag von Pete
> Pete
> Gesendet: Dienstag, 9. August 2005 12:45
> An: cynapse at charter.net; meteorite-list at meteoritecentral.com
> Betreff: RE: [meteorite-list] Another Ebay fraud?
>
>
> Hi, all,
> Hi, Darren,
>
> I know there are huge volumes of papers on meteorite
> composition, but I
> don't recall reading any that refer to trace elements of gold and/or
> palladium in any meteorite...
>
> That said, I admit most of my reading is of the Antarctic Meteorite
> Newsletter, and I'm relatively new with meteorites, so when
> the pros get
> online this will be an interesting education for me, too.
>
> Cheers,
> Pete
>
>
> From: Darren Garrison <cynapse at charter.net>
> Reply-To: cynapse at charter.net
> To: <meteorite-list at meteoritecentral.com>
> Subject: [meteorite-list] Another Ebay fraud?
> Date: Tue, 09 Aug 2005 01:39:57 -0400
>
> This can't possibly be the real thing, can it?
>
> http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=5021584192
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