Meteoritical Bulletin: Entry for Grosvenor Mountains 03116

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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: 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 188 approved meteorites classified as CR2. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), and CR chondrites

Comments:

Approved 1 Sep 2006

Writeup

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 CAIs in a dark matrix of FeO-rich phyllosilicate. Silicates are unequilibrated; olivines range from Fa_1-36, with most Fa_0-2, and pyroxenes from Fs_1-8Wo_1-2. The meteorite is a CR2 chondrite.

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Thin Section Images

Cross-Polarized Light	Plane-Polarized Light

Lab Images

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:

Credit	Photos
Photographs from AMN:
JSC	A photo is in the write-up above

Geography:

Antarctica

Coordinates:

Unknown.

Statistics:
This is 1 of 44248 approved meteorites from Antarctica (plus 3802 unapproved names)

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