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Northwest Africa 6700
Basic information Name: Northwest Africa 6700
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6700
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 32.6 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  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 6 Sep 2013
Writeuphelp
Writeup from MB 102:

Northwest Africa 6700 (NWA 6700)

(Northwest Africa)

Purchased: 2011 Jan

Classification: Carbonaceous chondrite (CK4)

Petrography: (A. Irving and S. Kuehner, UWS) Separated, well-formed chondrules (some with magnetite-rich rims). Olivine, orthopyroxene, clinopyroxene, intermediate plagioclase and Cr-bearing magnetite.

Geochemistry: Olivine Fa28.2-28.3, orthopyroxene Fs23.9-28.8Wo0.8-0.5, augite Fs8.6-9.7Wo45.9-47.8.

Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2011 Jan
Mass (g):32.6
Pieces:1
Class:CK4
Shock stage:S2
Weathering grade:low
Fayalite (mol%):28.2-28.3
Ferrosilite (mol%):23.9-28.8
Wollastonite (mol%):0.8-0.5
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):6.5
Type spec location:UWB
Main mass:GHupé
Comments:GH-388; submitted by A. Irving
Institutions
   and collections
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
GHupé: Gregory M. Hupé, 9003 Placid Lakes Blvd., Lake Placid, FL 33852, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Dominik Stoeckli   
John Lutzon   
Geography: 
Coordinates:Unknown.

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

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