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Grosvenor Mountains 03116
Basic information Name: Grosvenor Mountains 03116
     This is an OFFICIAL meteorite name.
Abbreviation: GRO 03116
Observed fall: No
Year found: 2003
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 108.3 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 29(2)  (2006)  CR2
Meteoritical Bulletin:  MB 92  (2007)  CR2
Recommended:  CR2    [explanation]

This is 1 of 163 approved meteorites classified as CR2.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), and CR chondrites
Comments: Approved 1 Sep 2006
Writeuphelp
Writeup from AMN 29(2):
Sample No.: GRO 03116
Location: Grosvenor Mountains
Field No.: 15611
Dimensions (cm):   4.0x3.0x2.5
Weight (g): 108.286
Meteorite Type: CR2 Chondrite


Macroscopic Description: Cecilia Satterwhite
90% black/brown fusion crust covers the exterior surface. Some areas are rusty with oxidation, pits and fractures. The interior is a rusty brown with abundant mm-sized weathered inclusions.


Thin Section (,2) Description: Tim McCoy
The section exhibits large (up to 1.5 mm), well-defined, metal-rich chondrules and CAI's in a dark matrix of FeO-rich phyllosilicate. Silicates are unequilibrated; olivines range from Fa1-36, with most Fa0-2, and pyroxenes from Fs1-8Wo1-2. The meteorite is a CR2 chondrite.



Thin Section Images

Cross-Polarized LightPlane-Polarized Light
GRO 03116 - Cross-Polarized Light GRO 03116 - Plane-Polarized Light


Lab Images

GRO 03116 Image South

Data from:
  MB92
  Table 3
  Line 45:
Mass (g):108.3
Class:CR2
Weathering grade:B/C
Fayalite (mol%):1-37
Ferrosilite (mol%):1-8
Catalogs:
Search for this meteorite in the NASA/JSC database (U.S.):   
References: Published in Antarctic Meteorite Newsletter 29(2) (2006), JSC, Houston
Published in Meteoritical Bulletin, no. 92, MAPS 42, 1647-1694 (2007)
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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