[meteorite-list] Official Announcement NWA 6077 is Paired with NWA 5400

From: Thunder Stone <stanleygregr_at_meteoritecentral.com>
Date: Tue, 5 Oct 2010 10:54:35 -0700
Message-ID: <SNT117-W1867202128D08A79982743D26D0_at_phx.gbl>

NWA 5363 needs to be updated on the Bulletin

Greg S.

----------------------------------------
> Date: Tue, 5 Oct 2010 10:48:19 -0700
> From: star_wars_collector at yahoo.com
> To: meteorite-list at meteoritecentral.com; geohiggins at yahoo.com; cdtucson at cox.net
> Subject: Re: [meteorite-list] Official Announcement NWA 6077 is Paired with NWA 5400
>
> A higher TKW then I had calculated...
>
> This meteorite and its pairings while representing something spectacular (which NOBODY will dispute) and has also shown something very sad and disappointing...
>
> 2 IMCA members openly attacking 2 other IMCA members over comments that turned out to be correct and accurate.
>
> A meteorite list that shows the vile monetary based nature of meteorites in relation to this pairing group with rude and unwarranted comments tossed about.
>
> People who love meteorites, for money, science, food(?), whatever... going at it like school kids.
> Why do I even stay a member of this list? I see why so many have left or simply dont ever post.
>
> You guys need to take a step back and look at what we do here on this PUBLIC list.
>
>
> Greg Catterton
> www.wanderingstarmeteorites.com
> IMCA member 4682
> On Ebay: http://stores.shop.ebay.com/wanderingstarmeteorites
> On Facebook: http://www.facebook.com/WanderingStarMeteorites
>
>
> --- On Tue, 10/5/10, cdtucson at cox.net wrote:
>
> > From: cdtucson at cox.net
> > Subject: Re: [meteorite-list] Official Announcement NWA 6077 is Paired with NWA 5400
> > To: meteorite-list at meteoritecentral.com, "John higgins" , "Greg"
> > Date: Tuesday, October 5, 2010, 1:36 PM
> > The following is a list of the
> > official pairings and approximate TKW so far for this
> > amazing Brachinite-like meteorite
> >
> > NWA 5400. 4280. grams
> > NWA 6292. 725. grams.
> > NWA 6077. 1000. grams
> > NWA 5363 7985. grams.
> >
> > Total. 13,990.
> > grams.
> >
> >
> > --
> > Carl or Debbie Esparza
> > Meteoritemax
> >
> >
> > ---- John higgins
> > wrote:
> > > Greg Catterton,
> > >
> > > I would be very cautious with throwing loose words
> > around "like considering all
> > > the pairings"
> > > As far as I know NWA 6077 is the only whole stone
> > other than NWA 6292 of which
> > > is very fragmented that has conclusively been paired
> > through testing and
> > > subsequent testing to NWA 5400, from what I understand
> > most of the others are
> > > purely conjecture, or speculative without the
> > extensive testing completed or in
> > > various stages of testing...
> > > I think our focus should be on the Science and
> > authenticity of claims before you
> > > start making bets and psychic predictions about how
> > much more material is paired
> > > to this very special and important meteorite.
> > >
> > >
> > > Regardless of what you think, and however hard you try
> > to knock this meteorite
> > > for TKW, of what may or may not come to fruition, this
> > meteorite is priceless to
> > > Science. I don't understand what the focus on TKW
> > boils down to other than
> > > monetary value or jealousy, this meteorite truly
> > transcends price. And I think
> > > the focus should be on the science of what this
> > meteorite can teach us about our
> > > past. And possibly give us clues to the future. NWA
> > 6077 is a Meteorite that has
> > > most likely come from the mantle of a planet, which
> > one? The Oxygen Isotope
> > > results suggest one like our own planet Earth. Even if
> > there are 10kg or more,
> > > this meteorite is from the mantle of a planet that is
> > similar to our own and
> > > comes from a place in time that does not exist
> > anymore. I hope we can, as a
> > > community become more productive with our time and
> > focus on figuring out what
> > > the meteorite parent body is and what the conditions
> > are that existed when it
> > > materialized. I suggest we shift the emphasis to the
> > scientific study rather
> > > than putting such a great focus on prematurely rushing
> > TKW statistics, that can
> > > only be revealed only after many more years of
> > scientific studies.
> > >
> > > Regards,
> > > John Higgins
> > > IMCA# 9822
> > >
> > >
> > >
> > > ----- Original Message ----
> > > From: Greg Catterton
> > > To: meteorite-list at meteoritecentral.com;
> > John higgins
> > > Sent: Tue, October 5, 2010 12:01:35 PM
> > > Subject: Re: [meteorite-list] Official Announcement
> > NWA 6077 is Paired with NWA
> > > 5400
> > >
> > > Its great that there is such a nice amount of this
> > material when considering all
> > > the pairings... With over 10kg of this material in
> > pairings known so far, I am
> > > willing to bet there is likely a good amount more
> > still.
> > > I bet the Brachinties are coming out of the woodwork
> > to be tested.
> > >
> > > Greg Catterton
> > > www.wanderingstarmeteorites.com
> > > IMCA member 4682
> > > On Ebay: http://stores.shop.ebay.com/wanderingstarmeteorites
> > > On Facebook: http://www.facebook.com/WanderingStarMeteorites
> > >
> > >
> > > --- On Tue, 10/5/10, John higgins
> > wrote:
> > >
> > > > From: John higgins
> > > > Subject: [meteorite-list] Official Announcement
> > NWA 6077 is Paired with NWA
> > > >5400
> > > > To: meteorite-list at meteoritecentral.com
> > > > Date: Tuesday, October 5, 2010, 9:26 AM
> > > > Official Announcement
> > > >
> > > > NWA 6077 IS PAIRED WITH NWA 5400
> > > >
> > > > North West Africa 6077 Description:
> > > > An olivine-rich assemblage with cumulate (or
> > possibly
> > > > metamorphic) texture
> > > > exhibiting triple junction grain boundaries.
> > Olivine
> > > > (Fa30.2-30.7),
> > > > orthopyroxene (Fs24.1-24.5Wo2.1-2.0),
> > clinopyroxene
> > > > (Fs9.4-10.0Wo44.0-43.5),
> > > > altered kamacite, chromite, chlorapatite,
> > Ni-bearing
> > > > troilite and/or pyrrhotite.
> > > > No plagioclase was found. Analysis conducted at
> > the
> > > > Carnegie Institution of
> > > > Washington show that the oxygen isotopic
> > composition of
> > > > this specimen plots on
> > > > the Terrestrial Fractionation Line. In
> > conjunction with the
> > > > mineral compositions
> > > > and texture, this establishes that NWA 6077 is
> > paired with
> > > > NWA 5400.
> > > >
> > > > The averages of the two Oxygen Isotope Results
> > are:
> > > > d17O = 2.780, d18O = 5.358, D17O = -0.019 (all in
> > per mil)
> > > >
> > > > This brachinite was recovered out of Morocco in
> > 2008 as
> > > > one whole stone and
> > > > purchased by John Higgins. It was submitted for
> > > > classification to Dr. Tony
> > > > Irving and was given the provisional
> > classification number
> > > > of NWA 6077. This
> > > > meteorite has a modest TKW of less than 1000g
> > after the
> > > > type specimen was
> > > > removed.
> > > >
> > > > Personal Notes: Although I suspected that the two
> > were
> > > > possibly paired due to
> > > > similarities in visual observations and
> > classification
> > > > compositions, I felt it
> > > > was important to wait for secondary Oxygen
> > Isotope results
> > > > to come in which have
> > > > recently confirmed the results beyond a
> > reasonable doubt.
> > > > There was also another
> > > > important factor besides Oxygen Isotope testing
> > that had
> > > > to be taken into
> > > > account. Orthopyroxene which is present in NWA
> > 5400 was
> > > > missed the first time
> > > > around in NWA 6077 because it looks identical to
> > > > clinopyroxene in back-scattered
> > > > electron images. However further in-depth
> > > > microprobe studies of the thin section
> > > > have confirmed the presence of orthopyroxene, and
> > are
> > > > now noted in the updated
> > > > description. I feel that making a self pairing
> > based upon
> > > > my own
> > > > visual observations, is not only unethical,
> > inappropriate,
> > > > and akin to pirating,
> > > > but would only feed the controversies regarding
> > this
> > > > meteorite without the
> > > > scientific testing data to back up such
> > speculation, such
> > > > action would be
> > > > premature, immoral and unfair to Greg Hupe and
> > NWA 5400
> > > > after all the time and
> > > > effort he put into the study of what has become
> > one of the
> > > > most important
> > > > meteorite finds in history.
> > > >
> > > > Have a Great Day!
> > > > John Higgins
> > > > IMCA#9822
> > > >
> > > >
> > > >
> > > > ______________________________________________
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> > > >
> > >
> > >
> > >
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> >
>
>
>
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Received on Tue 05 Oct 2010 01:54:35 PM PDT