[meteorite-list] AD - Do you want a rareandimportantMetachondrite?

From: Adam Hupe <raremeteorites_at_meteoritecentral.com>
Date: Wed Sep 28 14:48:18 2005
Message-ID: <01b101c5c45d$77fd0380$6401a8c0_at_c1720188a>

Dear Matteo and List,

NWA 1058 is a W-Metachondite, like NWA 3133 is a CV-Metachondrite, like NWA
3145 is an H-Metachondrite and so on. Metachondrite stands for Metamorphosed
Chondrite to simplify things.

Take Care,

------------------------------------
Adam Hupe
The Hupe Collection
Team LunarRock
IMCA 2185
raremeteorites_at_comcast.net




----- Original Message -----
From: "M come Meteorite Meteorites" <mcomemeteorite2004_at_yahoo.it>
To: <meteorite-list_at_meteoritecentral.com>
Sent: Wednesday, September 28, 2005 11:41 AM
Subject: Re: [meteorite-list] AD - Do you want a
rareandimportantMetachondrite?


> Ok, but now I ask a clear definition..NWA 1058 its a
> acapulcoite? a winonaite? a like winonaite? Its a
> chaos...a study say its a acapucloite, another say its
> a winonaite, the first analysis say its a acapucloite
> like winonaite....
>
> Matteo
>
> --- David Weir <dgweir_at_earthlink.net> ha scritto:
>
> > Hello Satn, whoops make that Stan,
> >
> > I'd like to refer you to the original abstract in
> > which the term
> > metachondrite was proposed.
> >
> >
> <http://www.lpi.usra.edu/meetings/metsoc2005/pdf/5218.pdf>
> >
> > I have also understood the deficiency in the use of
> > the term "primitive
> > achondrite", so I have gladly adopted the new term
> > "metachondrite" on my
> > website. It is a meaningful substitute I think, and
> > resolves ambiguities
> > in the previous terminology.
> >
> > On the other note which you are discussing, that of
> > NWA 1058, I believe
> > the evidence is now leaning greatly in favor of this
> > being a member of
> > the winonaites, so its sale as an acapulcoite
> > doesn't seem responsible
> > to me anyway. See this abstract to view the new
> > diagram comparing 17O to
> > olivine Fa content, which has been found to resolve
> > these two groups
> > when mineralogical data couldn't. NWA 1058 plots
> > clearly within the WIN
> > field and not the ACA/LOD field:
> >
> >
> <http://www.lpi.usra.edu/meetings/metsoc2005/pdf/5138.pdf
> >
> > David
> >
> >
> >
> > stan . wrote:
> > > it's not written in the work of the met soc
> > because the term
> > > metachonderite DIDNT EXIST when nwa 725 was
> > classified... you previously
> > > reffered me to David Weir's web site - take a look
> > - ALL of the sub
> > > types of acapulcoites and winonaites fall under
> > the heading of
> > > metachonderites - it's a broad term that applies
> > to each and every
> > > meteorite of that classification - not only
> > specific ones.
> >
> > ______________________________________________
> > Meteorite-list mailing list
> > Meteorite-list_at_meteoritecentral.com
> >
> http://six.pairlist.net/mailman/listinfo/meteorite-list
> >
>
>
> M come Meteorite - Matteo Chinellato
> Via Triestina 126/A - 30030 - TESSERA, VENEZIA, ITALY
> Email: mcomemeteorite2004_at_yahoo.it
> Sale Site: http://www.mcomemeteorite.it
> Collection Site: http://www.mcomemeteorite.info
> MSN Messanger: spacerocks at hotmail.com
> EBAY.COM:http://members.ebay.com/aboutme/mcomemeteorite/
>
>
>
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Received on Wed 28 Sep 2005 02:48:55 PM PDT