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Northwest Africa 8292
Basic information Name: Northwest Africa 8292
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8292
Observed fall: No
Year found: 2013
Country: (Northwest Africa)
Mass:help 361 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  L5
Recommended:  L5    [explanation]

This is 1 of 7516 approved meteorites (plus 4 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 28 Feb 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8292 (NWA 8292)

(Northwest Africa)

Purchased: 2013

Classification: Ordinary chondrite (L5)

History: Purchased by Brahim Tahiri from a Moroccan hunter and sent to his partner Sean Tutorow for classification, 2013.

Physical characteristics: Ten stones, weathered exterior saw cut reveals dark gray interior, chondrules visible.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows many distinct, porphyritic and radial chondrules. Plagioclase up to 50 μm. Matrix is permeated with oxide veins. Kamacite, oxidized iron, troilite, chromite, Cl-apatite, and merrillite present.

Geochemistry: (C. Agee and N. Muttik, UNM) EMPA. Olivine Fa24.6±0.6, Fe/Mn=50±1, n=7, Low Ca-pyroxene Fs20.1±1.7Wo1.6 ±1.6, Fe/Mn=34±10, n=7.

Classification: Ordinary chondrite (L5), weathering grade (W3).

Specimens: 20.5 g including a probe mount on deposit at UNM, Sean Tutorow holds the main mass.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2013
Mass (g):360.71
Pieces:10
Class:L5
Weathering grade:W3
Fayalite (mol%):24.6±0.6
Ferrosilite (mol%):20.1±1.7
Wollastonite (mol%):1.6±1.6
Classifier:C. Agee, UNM
Type spec mass (g):20.5
Type spec location:UNM
Main mass:Sean Tutorow
Comments:Field name G471; submitted by C. Agee, UNM
Institutions
   and collections		 UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Mike Markowitz   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8025 approved meteorites from (Northwest Africa) (plus 1951 unapproved names)

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