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Northwest Africa 10274
Basic information Name: Northwest Africa 10274
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10274
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 130 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  L5
Recommended:  L5    [explanation]

This is 1 of 8876 approved meteorites (plus 5 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 4 Sep 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10274 (NWA 10274)

(Northwest Africa)

Purchased: 2014 Apr

Classification: Ordinary chondrite (L5)

History: Purchased by John Higgins in April 2014 from a Moroccan dealer.

Petrography: (A. Irving and S. Kuehner, UWS) Sparse chondrules are present. Crosscutting, fine-grained shock zones are composed of comminuted fragments in a dark matrix.

Geochemistry: Olivine (Fa25.6-25.8, N = 3), orthopyroxene (Fa20.4-20.5Wo1.3-1.0, N = 3), clinopyroxene (Fs7.2-7.3Wo44.9-45.1, N = 2).

Classification: Ordinary chondrite (L5).

Specimens: 20.1 g including a polished thin section at UWB; the remainder is held by Mr. J. Higgins.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2014 Apr
Mass (g):130
Pieces:1
Class:L5
Shock stage:S3
Weathering grade:W1/2
Fayalite (mol%):25.6-25.8
Ferrosilite (mol%):20.4-20.5
Wollastonite (mol%):1.3-1.0
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.1
Type spec location:UWB
Main mass:J. Higgins
Comments:JH14-7; 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, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)
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 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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