[meteorite-list] Adam's NWA 2989 Acapulcoite
From: M come Meteorite Meteorites <mcomemeteorite2004_at_meteoritecentral.com>
Date: Tue Feb 14 17:07:23 2006
I inform all I have the last 2 little slices of NWA
1054 acapulcoite with new iron-nichel posphide
found...one its go sold today....ended this 2 pieces
no others its available.
--- bernd.pauli_at_paulinet.de ha scritto:
> Hello All !
> I've just purchased my 3.7-gram, extremely metal-
> and troilite-rich slice
> of NWA 2989 (Item #6605571076 - just in case you
> care to take a look ;-)
> that Adam is offering on EBay. Look at it and you'll
> know what I mean!
> Adam writes:
> "...TKW of 77 grams is recorded for NWA 2989. This
> weight does
> not reflect any pairings since I do not have
> accurate figures."
> It is probably paired with NWA 2656, of which I own
> a beautiful slice
> weighing 0.29 grams.
> Adam also writes: "... the lowest price you will
> find on EBay."
> And right he is! I paid $290 for my little,
> beautiful NWA 2656 (which I do not
> regret!). Go figure and do the maths what I would
> have had to pay for more than
> 10 times the weight (3.7 grams) of my 0.29-gram
> The specimen that comes closest to the one I
> purchased seems to be the 2.55-gram
> part slice - also very metal-rich and almost like my
> little NWA 2656 with all its
> delicate veins and veinlets. It doesn't show those
> slender troilite inclusions but
> this part slice would be my choice no. 2. I'd buy
> both of them if I could afford it!
> What makes acapulcoites, and especially this one, so
> interesting is their achondritic,
> granular texture and, at the same time, they have an
> ordinary chondrite mineralogy.
> That's why you find both abundant metal (similar to
> H chondrites!) and sulfide in them.
> Another interesting feature is the rare occurrence
> of relict chondrules, and, as they do
> not plot too far away from both angrites,
> brachinites on the one hand, and from ureilites
> on the other, you will also find grain boundaries
> meeting in triple junctions (120?).
> Best Acapucoitic wishes,
> and Good Night,
> Meteorite-list mailing list
M come Meteorite - Matteo Chinellato
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Received on Tue 14 Feb 2006 05:05:33 PM PST