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Northwest Africa 7086
Basic information Name: Northwest Africa 7086
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7086
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 20 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  CK4
Recommended:  CK4    [explanation]

This is 1 of 105 approved meteorites classified as CK4.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 15 May 2012
Writeuphelp
Writeup from MB 100:

Northwest Africa 7086 (NWA 7086)

(Northwest Africa)

Purchased: 2011

Classification: Carbonaceous chondrite (CK4)

Petrography: The meteorite consists of sharply defined chondrules, mineral fragments, and few CAIs set into a fine-grained matrix. Minor phases include feldspar, Cr-rich magnetite, and Ca-pyroxene.

Data from:
  MB100
  Table 1
  Line 1614:
Place of purchase:Erfoud, Morocco
Date:P 2011
Mass (g):20
Pieces:1
Class:CK4
Shock stage:S2
Weathering grade:W4
Fayalite (mol%):28.2
Ferrosilite (mol%):17.0 (9.5-22.0)
Classifier:A. Greshake, MNB
Type spec mass (g):4.9
Type spec location:MNB
Main mass:Mr. Hanno Strufe
Comments:W4 is based on the complete oxidation of the metal and the overall intense brownish staining of the meteorite.; 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. 100, MAPS 49, E1-E101 (2014)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6968 approved meteorites from (Northwest Africa) (plus 2012 unapproved names)

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