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Northwest Africa 10239
Basic information Name: Northwest Africa 10239
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10239
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 630 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  H4/5
Recommended:  H4/5    [explanation]

This is 1 of 499 approved meteorites classified as H4/5.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 18 Jul 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10239 (NWA 10239)

(Northwest Africa)

Purchased: 2015 Jan

Classification: Ordinary chondrite (H4/5)

History: Purchased by Fabien Kuntz in January 2015 from a dealer in Zagora, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Some well-formed chondrules (apparent diameter 0.2-1.7 mm) and relatively abundant altered metal.

Geochemistry: Olivine (Fa18.5-18.6, N = 3), orthopyroxene (Fs16.5-16.9Wo1.3-1.2, N = 3), augite (Fs6.0-7.5Wo47.2-45.8, N = 2).

Classification: Ordinary chondrite (H4/5).

Specimens: 21.03 g including one polished thin section at PSF; main mass with Mr. F. Kuntz.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Zagora
Date:P 2015 Jan
Mass (g):630
Pieces:1
Class:H4/5
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):18.5-18.6
Ferrosilite (mol%):16.5-16.9
Wollastonite (mol%):1.3-1.2
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21.03
Type spec location:PSF
Main mass:F. Kuntz
Comments:K245; submitted by A. Irving
Institutions
   and collections		 PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Kuntz: Fabien Kuntz, France; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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