[meteorite-list] Re: Recovering Allende carbon compounds
From: E.P. Grondine <epgrondine_at_meteoritecentral.com>
Date: Thu Apr 22 09:44:35 2004
Hi all -
If you are a serious researcher with funds and/or with
samples for analyis, you can contact
Dr. Robert J. Poreda
University of Rochester
(perhaps that's an "l" instead of a "1" in the
He did the recently announced work on the extraction
of buckeyballs (fullerenes) from the P/T soil samples.
--- Bernd Pauli HD
> Debbie Baldwin/Fred Olsen wrote:
> > Can anyone help me with a reference or directions
> for separating the
> > nanodiamonds from the other forms of carbon in the
> nonsilicate residue
> > from the Allende meteorite? Regards, Fred Olsen,
> Denver, CO
> Elton wrote:
> > Diamonds have an affinity to grease ...this is how
> they are captured from the
> > kimberlite slurry . They are passed over a sluice
> which is coated with a high
> > grade, clarified grease and they adhere to it. The
> grease is melted in water
> > and it releases the diamonds. I recommend you
> research this more before
> > trying it.
> Hello All!
> Here are some references concerning nanodiamonds:
> OZIMA M. et al. (1993) Origin of nanodiamonds in
> chondrites: (I) Theory (Meteoritics 28-3, 1993,
> MOCHIZUKI K. et al. (1993) Origin of nanodiamonds in
> chondrites: (2) Experiment (Meteoritics 28-3, 1993,
> HILL H.G.M. et al. (1997) Infrared spectroscopy of
> nanodiamonds from the Orgueil meteorite (Meteoritics
> 32-5, 1997, 713).
> HILL H.G.M. et al. (1997) The detection of
> nanodiamonds in
> circumstellar environments? (Meteoritics 32-4, 1997,
> HILL H.G.M. et al. (1998) The 21-micrometer infrared
> in bulk diamonds: Implications for nanodiamonds in
> (Meteoritics 33-4, 1998, A067).
> KOSCHEEV A.P. et al. (2000) Mechanism of noble gas
> release during
> pyrolysis of nanodiamond grains (MAPS 35-5, 2000,
> Suppl., A092).
> Best wishes,
> P.S.: Dieter Heinlein just phoned me because he
> wanted to know if
> I had recorded last night's special topic
> (Asteroids) on VOX TV. No,
> sorry, folks, I didn't. So I can't provide any
> copies :-(
> Meteorite-list mailing list
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Received on Sun 04 Mar 2001 03:57:46 PM PST