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Northwest Africa 7103
Basic information Name: Northwest Africa 7103
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7103
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 13 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  CO3
Recommended:  CO3    [explanation]

This is 1 of 554 approved meteorites (plus 1 unapproved name) classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 31 May 2012
Writeuphelp
Writeup from MB 100:

Northwest Africa 7103 (NWA 7103)

(Northwest Africa)

Purchased: 2011

Classification: Carbonaceous chondrite (CO3)

Petrography: The specimen is composed of abundant small chondrules (0.1-0.2 mm in diameter), mineral fragments and rare CAIs, set in a fine-grained partly reddish colored matrix. Dominant minerals are olivine, orthopyroxene, kamacite, and troilite.

Data from:
  MB100
  Table 1
  Line 1631:
Place of purchase:Erfoud, Morocco
Date:P 2011
Mass (g):13
Pieces:1
Class:CO3
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):28.3 (1.1-72.9)
Ferrosilite (mol%):2 (1.2-3.2)
Classifier:A. Greshake, MNB
Type spec mass (g):3
Type spec location:MNB
Main mass:H. Strufe
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum f├╝r Naturkunde, Invalidenstra├če 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7377 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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