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Elephant Moraine 99437
Basic information Name: Elephant Moraine 99437
     This is an OFFICIAL meteorite name.
Abbreviation: EET 99437
Observed fall: No
Year found: 1999
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 6 g
Classification
  history:
NHM Catalogue:  5th Edition  (2000)  CM2
Antarctic Meteorite Newsletter:  AMN 24(1)  (2001)  CM2
Meteoritical Bulletin:  MB 85  (2001)  CM2
MetBase:  v. 7.1  (2006)  CM2
Recommended:  CM2    [explanation]

This is 1 of 510 approved meteorites classified as CM2.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), CM chondrites, and CM-CO clan chondrites
Writeuphelp
Writeup from AMN 24(1):
Sample No.: EET 99437
Location: Elephant Moraine
Field No.: 12329
Dimensions (cm):   1.5x1.5x1.5
Weight (g): 5.997
Meteorite Type: CM2 Chondrite
    EET99437

Macroscopic Description: Kathleen McBride
The exterior has thick black fusion crust with polygonal fractures on its entire surface. The matrix is black, charcoal-like with an oxidation rind. The meteorite contains white and rust colored chondrules/inclusions, less then 1 mm in size.

Thin Section (, 3) Description: Tim McCoy and Linda Welzenbach
EET 99437 - Cross-Polarized Light The section consists of small chondrules (rarely up to 1 mm), mineral grains and CAIs set in a black matrix; rare metal and sulfide grains are present. Olivine compositions are Fa0-51, with many grains Fa0-1. A single orthopyroxene is Fs1. The matrix consists dominantly of an Fe-rich serpentine. The meteorite is a CM2 chondrite

Data from:
  MB85
  Table A1
  Line 57:
Origin or pseudonym:Main icefield
Mass (g):6
Class:CM2
Weathering grade:Be
Fayalite (mol%):0-51
Ferrosilite (mol%):1
Catalogs:
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References: Published in Antarctic Meteorite Newsletter 24(1) (2001), JSC, Houston
Published in Meteoritical Bulletin, no. 85, MAPS 36, A293-A322 (2001)
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Photos:
CreditPhotos
Photographs from AMN:
Photograph from unknown source A photo is in the write-up above
Photos from the Encyclopedia of Meteorites:
Dr Carlton Allen, JSC-KT, NASA   
Geography:

Antarctica
Coordinates:
     Catalogue of Meteorites:   (76° 11'S, 157° 10'E)
     Recommended::   (76° 11'S, 157° 10'E)

Statistics:
     This is 1 of 38674 approved meteorites from Antarctica (plus 5051 unapproved names)
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