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Northwest Africa 10623
Basic information Name: Northwest Africa 10623
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10623
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 343 g
Meteoritical Bulletin:  MB 105  (2016)  CV3
Recommended:  CV3    [explanation]

This is 1 of 589 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 30 Apr 2016
Writeup from MB 105:

Northwest Africa 10623 (NWA 10623)

(Northwest Africa)

Purchased: 2015 Dec

Classification: Carbonaceous chondrite (CV3)

History: Purchased by Darryl Pitt in December 2015 from a dealer in Mauritania.

Petrography: (A. Irving and S. Kuehner, UWS) Relatively large, granular chondrules (apparent diameter 0.2-3.0 mm, mean 1.3 mm) and irregularly shaped, very fine grained CAI (up to 2.8 mm long) are set in a very fine-grained orange matrix.

Geochemistry: Olivine (Fa0.3-48.8, N = 3), orthopyroxene (Fs1.3-1.4Wo2.7-3.4, N = 3), clinopyroxene (Fs0.6-2.6Wo37.7-39.2, N = 2).

Classification: Carbonaceous chondrite (CV3).

Specimens: 22.8 g including one polished thin section at UWB; remainder with DPitt.

Data from:
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:P 2015 Dec
Mass (g):342.5
Shock stage:S2
Weathering grade:low
Fayalite (mol%):0.3-48.8
Ferrosilite (mol%):1.3-1.4
Wollastonite (mol%):2.7-3.4
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):22.8
Type spec location:UWB
Main mass:D. Pitt
Comments:MCVICH 28; submitted by A. Irving
   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)
DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address)
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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     This is 1 of 8495 approved meteorites from (Northwest Africa) (plus 1899 unapproved names)

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