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Northwest Africa 8672
Basic information Name: Northwest Africa 8672
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8672
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 109 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  CK5
Recommended:  CK5    [explanation]

This is 1 of 157 approved meteorites classified as CK5.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 12 Dec 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8672 (NWA 8672)

(Northwest Africa)

Purchased: 2014 May

Classification: Carbonaceous chondrite (CK5)

History: Purchased by John Higgins in May 2014 from a dealer in Laayoune.

Petrography: (A. Irving and S. Kuehner, UWS) Sparse chondrules are present within a recrystallized matrix containing stained Cr-bearing magnetite. Other minerals are olivine and clinopyroxene with accessory orthopyroxene and intermediate plagioclase.

Geochemistry: Olivine (Fa30.0-30.6, FeO/MnO = 119-124, N = 3), clinopyroxene (Fs8.9-10.6Wo45.3-42.6, N = 3).

Classification: Carbonaceous chondrite (CK5).

Specimens: 20.1 g including one polished thin section at UWB. The remaining material is held by Mr. J. Higgins.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Laayoune
Date:P 2014 May
Mass (g):109
Pieces:1
Class:CK5
Shock stage:S2
Weathering grade:low
Fayalite (mol%):30.0-30.6
Wollastonite (mol%):45.3-42.6
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.1
Type spec location:UWB
Main mass:J. Higgins
Comments:JH14-11; 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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Dominik Stoeckli   
Geography: 
Coordinates:Unknown.

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

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