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Northwest Africa 11937
Basic information Name: Northwest Africa 11937
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11937
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 25.1 g
Classification
  history:
Recommended:  CV3    [explanation]

This is 1 of 464 approved meteorites classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 31 Aug 2018
Writeuphelp
Writeup from MB 107:

Northwest Africa 11937 (NWA 11937)

(Northwest Africa)

Purchased: 2018

Classification: Carbonaceous chondrite (CV3)

History: The meteorite was bought from a Moroccan meteorite dealer at a mineral fair in Ensisheim, France.

Physical characteristics: Seventeen small dark brownish individuals without fusion crust.

Petrography: Carbonaceous chondrite composed of chondrules (mean diameter about 0.8 mm; up to 4 mm sized), CAIs, and olivine amoeboids all set into a fine-grained dark brownish matrix. Type II chondrules are absent. Few chondrules show reddish staining due to terrestrial weathering.

Data from:
  MB107
  Table 0
  Line 0:
Place of purchase:Ensisheim, France
Date:P 2018
Mass (g):25.1
Pieces:17
Class:CV3
Shock stage:S1
Weathering grade:moderate
Fayalite (mol%):14.4±16.2 (1.6-47.1, n=16)
Ferrosilite (mol%):1.3±0.4 (0.9-2.1, n=12)
Wollastonite (mol%):1.3±0.7 (0.8-2.6, n=12)
Classifier:A. Greshake, MNB
Type spec mass (g):5.8
Type spec location:MNB
Main mass:Hanno Strufe
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 107, in preparation (2018)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6506 approved meteorites from (Northwest Africa) (plus 2021 unapproved names)

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