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Graves Nunataks 06131
Basic information Name: Graves Nunataks 06131
     This is an OFFICIAL meteorite name.
Abbreviation: GRA 06131
Observed fall: No
Year found: 2006
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 7.3 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 30(2)  (2007)  CM2
Meteoritical Bulletin:  MB 94  (2008)  CM2
Recommended:  CM2    [explanation]

This is 1 of 532 approved meteorites classified as CM2.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), CM chondrites, and CM-CO clan chondrites
Comments: Approved 31 Aug 2007
Writeuphelp
Writeup from AMN 30(2):
Sample No.: GRA 06131
Location: Graves Nunataks
Field No.: 18052
Dimensions (cm):   2.5 x 1.5 x 3.0
Weight (g): 7.273
Meteorite Type:

CM2 Chondrite



Macroscopic Description: Kathleen McBride
The exterior is brown/black with fractures. The interior is black and charcoal gray with an oxidation rind.

Thin Section (,2) Description: Tim McCoy, Lauren LaCroix and Linda Welzenbach
The section consists of a few small chondrules (up to 0.5 mm), mineral grains and CAIs set in an extensively-altered, black matrix. Metal and sulfide grains are present. Olivine compositions are Fa1-23. The meteorite is a CM2 chondrite.



Thin Section Images

Reflected Light
GRA 06131
GRA06131 - Reflected Light



Lab Images

GRA 06131

Data from:
  MB94
  Table 4
  Line 7:
Mass (g):7.273
Class:CM2
Weathering grade:B/C
Fayalite (mol%):1-23
Catalogs:
Search for this meteorite in the NASA/JSC database (U.S.):   
References: Published in Antarctic Meteorite Newsletter 30(2) (2007), JSC, Houston
Published in Meteoritical Bulletin, no. 94, MAPS 43, 1551-1588 (2008)
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photographs from AMN:
JSC A photo is in the write-up above
Geography:

Antarctica
Coordinates:Unknown.

Statistics:
     This is 1 of 39173 approved meteorites from Antarctica (plus 5051 unapproved names)

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