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Northwest Africa 10237
Basic information Name: Northwest Africa 10237
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10237
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 146 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  EH-melt rock
Recommended:  EH-melt rock    [explanation]

This is 1 of 7 approved meteorites classified as EH-melt rock.   [show all]
Search for other: EH chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), Enstatite-rich meteorites, and Melted chondrites
Comments: Approved 4 Sep 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10237 (NWA 10237)

(Northwest Africa)

Purchased: 2014 Nov

Classification: Enstatite chondrite (EH melt rock)

History: Purchased by Fabien Kuntz in November 2014 from a dealer in Erfoud, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Very fine grained heterogenous aggregate of predominantly enstatite and kamacite with accessory oldhamite, niningerite and Cr-bearing troilite, plus regions of tiny enstatite prisms in Na-Al-Si glass.

Geochemistry: Enstatite (Fs0.6-3.9Wo0.3-0.4, N = 3), kamacite (Ni 6.3-6.7 wt.%, Co 0.4 wt.%, Si 2.5 wt.%, N = 2).

Classification: Enstatite chondrite (EH melt rock).

Specimens: 21.86 g including one polished thin section at PSF; main mass with Kuntz.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2014 Nov
Mass (g):146
Pieces:1
Class:EH-melt rock
Shock stage:S6
Weathering grade:W1
Ferrosilite (mol%):0.6-3.9
Wollastonite (mol%):0.3-0.4
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21.86
Type spec location:PSF
Main mass:F. Kuntz
Comments:K243; 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
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9914 approved meteorites from (Northwest Africa) (plus 1841 unapproved names)

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