Steve R. Arnold
Elgin, Il 60120
On Sunday, January 5, 2014 7:31 PM, steve arnold stevenarnold60...@yahoo.com
wrote:
Hi list. I have a few meteorites for sale. I need to raise a little cash.
1. NWA 5142 165 GRAMS IN 2 ENDCUTS ( perfect chondrule) $ 200
2. GAO 33 GRAM COMPLETE STONE
Happy New Year Everyone!
A few of you have already submitted your Tucson information and we will
begin updating our pages later today.
http://www.meteorite.com/tucson/
Vendors and Visitors, please use the following form to submit your
information.
Hi all!
Just a few general questions...
The involves a mount and a thin section.
What is more important now-a-days in classification? This mainly
revolves some questions I have that I am
not sure how to ask...mainly to those that classify.
If you have a million dollar Scanning Election
Hi Jim,
The electron microprobe is the workhorse for classifications, and most
of this can be done simply with a probe mount (epoxy mounted sample
that has been polished). In general you don't need a thin section or a
petrographic microscope, although I always use a reflected light
petrographic
I always want a doubly-polished thin section to do classification of stony
meteorites. To determine the petrologic type of a chondrite, it is useful
to gauge the degree of recrystallization (best done in transmitted light)
and look for the size of plagioclase grains (which can be done in an
Hi all,
Thanks Carl for the clearest explanations ever engraved about meteorite
analysis, to be etched on all web sites.
Regards
Michel
IMCA 3869
-Message d'origine-
De : meteorite-list-boun...@meteoritecentral.com
[mailto:meteorite-list-boun...@meteoritecentral.com] De la part de
Hello Melinda, Alan and Carl,
Thank you all very much for these explanations and the learning
opportunity. You folks are great! I suppose I over worry about things
when one person orders a mount and another a mount and thin section and
another just a thin section. Sometimes a returned
January 6, 2014
Dwayne Brown
Headquarters, Washington
202-358-1726
dwayne.c.br...@nasa.gov
Guy Webster
Jet Propulsion Laboratory, Pasadena, Calif.
818-354-6278
guy.webs...@jpl.nasa.gov
Alison Mitchell
Smithsonian's National Air and Space Museum, Washington
202-633-2376
mitchel...@si.edu
Dear List Members,
I have just finished updating my sales page to include many important
witnessed falls. Most are ex. museum pieces with labels and catalog numbers:
http://historicmeteorites.com/Sales.html
Thanks for looking and please let me know if you would like to reserve a
specimen!
Today's Meteorite Picture of the Day: Toluca
Contributed by: Gregor Hoeher
http://www.tucsonmeteorites.com/mpodmain.asp
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