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Northwest Africa 8033
Basic information Name: Northwest Africa 8033
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8033
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass:help 114 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  L4
Recommended:  L4    [explanation]

This is 1 of 1728 approved meteorites (plus 4 unapproved names) classified as L4.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 26 Jul 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8033 (NWA 8033)

(Northwest Africa)

Purchased: 2012

Classification: Ordinary chondrite (L4)

History: Purchased by T. Boswell in 2012 from a dealer in Midelt, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Dispersed but well-formed, medium-sized chondrules and moderately abundant altered metal. Olivine, orthopyroxene (with prominent Mg-rich cores), subcalcic augite, sodic plagioclase, chromite, altered kamacite and troilite.

Geochemistry: Olivine (Fa22.0-22.3), orthopyroxene (Fs15.5Wo0.6; prominent cores Fs10.0-10.3Wo0.5-0.7), subcalcic augite (Fs5.3Wo33.2; Fs15.0Wo29.7).

Classification: Ordinary chondrite (L4). Olivines in this specimen are equilibrated, but pyroxenes are not.

Specimens: 21.5 g and one polished thin section are at UWB. The remainder is held by T. Boswell.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Midelt
Date:P 2012
Mass (g):114
Pieces:1
Class:L4
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):22.0-22.3
Ferrosilite (mol%):15.5
Wollastonite (mol%):0.6
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21.5
Type spec location:UWB
Main mass:T. Boswell
Comments:TB13-13; 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. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7912 approved meteorites from (Northwest Africa) (plus 1974 unapproved names)

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