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Northwest Africa 11608
Basic information Name: Northwest Africa 11608
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11608
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 53 g
Classification
  history:
Meteoritical Bulletin:  MB 107  (2018)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 531 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Comments: Approved 20 Feb 2018
Writeuphelp
Writeup from MB 107:

Northwest Africa 11608 (NWA 11608)

(Northwest Africa)

Purchased: 2017 Aug

Classification: Ureilite

History: Purchased in Temara, Morocco by Adam Aaronson in August 2017.

Petrography: (A. Irving and S. Kuehner, UWS) Protogranular aggregate (mean grainsize 1.7 mm) composed almost entirely of olivine (with dark, reduced magnesian rims) with minor accessory Fe metal and graphite. Multiple linear deformation boundaries are visible in some olivine grains viewed in cross-polarized light. A thorough search of the thin section revealed no pyroxene.

Geochemistry: Olivine (cores Fa17.3-17.5, rims Fa7.1-9.4, N = 5).

Classification: Ureilite (dunitic).

Specimens: 10.7 g including one polished thin section at UWB; main mass with Aaronson.

Data from:
  MB107
  Table 0
  Line 0:
Place of purchase:Temara
Date:P 2017 Aug
Mass (g):53
Pieces:1
Class:Ureilite
Shock stage:low
Weathering grade:low
Fayalite (mol%):17.3-17.5
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):10.7
Type spec location:UWB
Main mass:A. Aaronson
Comments:Work name M2019; 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)
Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 107, MAPS 55, 460-462
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7354 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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