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Northwest Africa 10763
Basic information Name: Northwest Africa 10763
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10763
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 569 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  Diogenite
Recommended:  Diogenite    [explanation]

This is 1 of 449 approved meteorites classified as Diogenite.   [show all]
Search for other: Achondrites, Diogenites, and HED achondrites
Comments: Approved 2 Sep 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10763 (NWA 10763)

(Northwest Africa)

Purchased: 2016 Feb

Classification: HED achondrite (Diogenite)

History: Purchased by Bob Falls in February 2016 from a Moroccan dealer at the Tucson Gem and Mineral Show.

Petrography: (A. Irving and S. Kuehner, UWS) Recrystallized breccia composed mainly of larger angular orthopyroxene grains in a fairly coarse grained matrix. Accessory minerals include chromite, troilite and stained Ni-free metal.

Geochemistry: Orthopyroxene (Fs27.4-27.5Wo2.9-3.4, FeO/MnO = 25-27, N = 3).

Classification: Diogenite (recrystallized breccia).

Specimens: 20.3 g including one polished thin section at UWB; remainder with Mr. R. Falls.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2016 Feb
Mass (g):569.2
Pieces:1
Class:Diogenite
Shock stage:low
Weathering grade:low
Ferrosilite (mol%):27.4-27.5
Wollastonite (mol%):2.9-3.4
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.3
Type spec location:UWB
Main mass:R. Falls
Comments:BF16-8; 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. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7579 approved meteorites from (Northwest Africa) (plus 1969 unapproved names)

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