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Northwest Africa 6631
Basic information Name: Northwest Africa 6631
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6631
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 1200 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  L(LL)3
Recommended:  L(LL)3    [explanation]

This is 1 of 14 approved meteorites classified as L(LL)3.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 7 Nov 2013
Writeuphelp
Writeup from MB 102:

Northwest Africa 6631 (NWA 6631)

(Northwest Africa)

Purchased: 2011 Feb

Classification: Ordinary chondrite (L(LL)3)

Geochemistry: PMD fayalite in olivine = 83; petrologic type <3.5. Densely packed chondrules and chondrule fragments with small amounts of dark interchondrule matrix material. Mean chondrule size is about 800 μm with larger chondrules up to 3 mm.

Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2011 Feb
Mass (g):1200
Pieces:1
Class:L(LL)3
Shock stage:S3
Weathering grade:W3
Fayalite (mol%):22.3±10.8 (3-43, n=33)
Ferrosilite (mol%):12.0±7.1 (3-23, n=24)
Classifier:K. Metzler, IfP
Type spec mass (g):20
Type spec location:IfP
Main mass:M. Cottingham
Comments:Submitted by K. Metzler
Institutions
   and collections
IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6877 approved meteorites from (Northwest Africa) (plus 2037 unapproved names)

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