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Graves Nunataks 06100
Basic information Name: Graves Nunataks 06100
     This is an OFFICIAL meteorite name.
Abbreviation: GRA 06100
Observed fall: No
Year found: 2006
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 422 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 30(2)  (2007)  CR2
Meteoritical Bulletin:  MB 94  (2008)  CR2
Recommended:  CR2    [explanation]

This is 1 of 162 approved meteorites classified as CR2.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), and CR chondrites
Comments: Approved 31 Aug 2007
Writeuphelp
Writeup from AMN 30(2):
Sample No.: GRA 06100
Location: Graves Nunataks
Field No.: 17902
Dimensions (cm):   6.0 x 5.5 x 5.0
Weight (g): 421.75
Meteorite Type:

CR2 Chondrite



Macroscopic Description: Cecilia Satterwhite
The exterior has 60% black fusion crust with some rusty spots and chondrules/inclusions visible. Areas without fusion crust are dark gray with a coarse grained texture. The interior is gray with small inclusions/chondrules of various colors, white, cream and gray. Some areas are rusty.

Thin Section (,2) Description: Tim McCoy and Linda Welzenbach
The section exhibits large (up to 3 mm), well-defined, metal-rich chondrules and CAIs in a dark matrix. Rounded metal particles, likely chondrules, reach up to 1 mm. Silicates are unequilibrated; olivines range from Fa1-15 and pyroxenes from Fs1-3Wo1-3. The meteorite is a CR2 chondrite.



Thin Section Images

Plane-Polarized
Light GRA 06100
Cross Polirized Light
GRA 06100
GRA06100 - Plane-Polarized Light GRA06100 - Cross Polarized Light



Lab Images

GRA 06100

Data from:
  MB94
  Table 4
  Line 2:
Mass (g):421.76
Class:CR2
Weathering grade:B
Fayalite (mol%):1-15
Ferrosilite (mol%):1-3
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 38940 approved meteorites from Antarctica (plus 5051 unapproved names)

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