[meteorite-list] Fw: Amgala versus Zag versus DJERMAIA

From: Michel Franco <michel_at_meteoritecentral.com>
Date: Thu Apr 22 10:32:50 2004
Message-ID: <02ca01c40ac8$486b8740$0201a8c0_at_cailloubi12zzr>

Seems that I had problem to have this email going through.

Please find a new copy.

best regards
----- Original Message -----
From: "Michel Franco" <michel_at_caillou-noir.com>
To: "Adam Hupe" <adamhupe_at_comcast.net>;
<meteorite-list_at_meteoritecentral.com>
Sent: Monday, March 15, 2004 7:11 PM
Subject: Amgala versus Zag versus DJERMAIA


> Dear list
>
> I have identified a new individual of the historic fall Djermaia, 25 feb
> 1961, Chad. Only 2 meteorites are known from this country. And only one
> Fall, Djermaia.
>
> It is a H xenolitic Gas rich chondrite, in pristine state of conservation.
> regmaglypts, fusion crust of course and flow lines .
>
> The new individual is 2947 g see: www.caillou-noir.com/Djermaia.html
>
> I have sliced off a end cut 95 g and showed it at MNHN in Paris where is
> stored the type Specimen of this fall. Michèle Bourot Denise has examined
> carfully my end cut and the Djermaia specimen: she is formal about the new
> individual I have ( for sale ) it is a new Djermaia Fall stone. She asked
me
> to make a declaration with her comments at the Nom Com, what I did today.
>
> The Djermaia Fall declared TKW is 1 kg but Bob Haag has a 3.7 kg stone of
> Djermaia according his catalog.
>
> I have left a 2835 g individual for sale. With TKW estimated below 8 kg
and
> prices according what I ready on the list: I may expect offers above $ 7
per
> gram.
>
> If anyone is tented, I will consider them, I am entitled to sell this
> meteorite by its owner, Michel Husson.
>
> Best regards.
>
> Michel FRANCO
>
>
> ----- Original Message -----
> From: "Adam Hupe" <adamhupe_at_comcast.net>
> To: <meteorite-list_at_meteoritecentral.com>
> Sent: Sunday, March 14, 2004 10:11 AM
> Subject: Re: [meteorite-list] Amgala versus Zag
>
>
> > Hello All,
> >
> > At first glance Amgala is somewhat similar looking to Zag. I do not
> believe
> > it is going to classify as a regolith breccia but rather a polymict
> breccia.
> > Unlike Zag, no type 3 areas have been identified. Two laboratories are
> > currently studying Amgala and neither one has observed water bearing
> > minerals although some interesting clasts have been found which we will
> > report on later. Another party suggested halite because ~10% of the
most
> > recently collected broken stones show some oxidation and this would help
> to
> > explain this. This was mentioned to a scientists who felt there maybe
> some
> > water bearing halite but none was found thus far.
> >
> > As far as the price dropping into the $5.00 to $7.00 a gram range it is
> very
> > doubtful because there is less than 12 kilograms TKW, fully which half
has
> > already been sold to collectors for between $7.50 a gram for fragments
and
> > $12.00 a gram for fully crusted specimens. Add the fact the seventh and
> > final trip to the area by our Moroccan partners only produced five
stones
> > making it less than cost effective to return to the region. The last
trip
> > did not produce enough material to cover the rental rig or diesel costs.
> > All indications are that this is a very small fall with precious little
> more
> > material coming out. After all, nomads avoid this area and soldiers
have
> > been methodically searching it for four months now. Only the soldiers
> know
> > which areas are safe and which are not and they are done searching
because
> > of the lack of new finds associated with this fall.
> >
> > We incurred communication, transportation, purchase material, sample
> > material, supplies, shipping and lab fee costs making this a very
> expensive
> > undertaking. The fact that 26% of the recovered stones which we paid
the
> > high field price for turned out to be a black chondrite not related to
> this
> > fall increased our acquisition costs by nearly the same percentage. Add
> all
> > of this together and it was a costly ordeal chasing this one down.
> >
> > We will update as lab results come in which promise to be interesting.
> >
> > All the best,
> >
> > Adam
> >
> >
> > ----- Original Message -----
> > From: <j.divelbiss_at_att.net>
> > To: <meteorite-list_at_meteoritecentral.com>
> > Sent: Saturday, March 13, 2004 6:23 PM
> > Subject: [meteorite-list] Amgala versus Zag
> >
> >
> > > Hello All,
> > >
> > > Yesterday I received a small individual of Amgala from the Hupes that
> was
> > probably an individual broken in half. While most of the piece has a
> > beautiful black crust, the broken face was quite oxidized, so I decided
to
> > cut that end off today to see the inside. As stated by Mike and Adam,
> Amgala
> > is a nice breccia with lots of metal. To me it looks a lot like a fresh
> > piece of Zag with it's lightened H6 areas in contrast with the darker
> veined
> > H4 +/- areas. The darker areas have that same blueish grey look to it as
> Zag
> > does with lighter chunks and chondrules mixed in. Is Amgala a water
> bearing
> > meteorite too? The metal I've seen in Zag is more homogeneous, while the
> > piece of Amgala I have has more patches of metal in it, especially in
the
> > lighter H6 like parts. Amgala's crust is little better than the nicer
> > pieces of Zag I have.
> > >
> > > The amazing thing to me is that they fell in the exact same region of
> > Africa... and look very similar...IMHO.
> > >
> > > All in all Amgala is very nice, but I can see this meteorite
eventually
> > falling into the $5 to $7 range like most other falls these
days...except
> > Park Forest that is. The present pricing of $8 to 12/g seems too high to
> > me...but then again I bought a piece for $10/g while it is still new to
us
> > all. :)
> > >
> > > Reporting in on Amgala,
> > >
> > > John
> > >
> > >
> > >
> > >
> > >
> > > ______________________________________________
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> >
> >
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>
Received on Mon 15 Mar 2004 03:01:19 PM PST