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Northwest Africa 8239
Basic information Name: Northwest Africa 8239
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8239
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass:help 50 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  LL7
Recommended:  LL7    [explanation]

This is 1 of 60 approved meteorites classified as LL7.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 6 Mar 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8239 (NWA 8239)

(Northwest Africa)

Purchased: 2012

Classification: Ordinary chondrite (LL7)

Petrography: The meteorite displays a poikilitic texture of olivine, low-Ca pyroxene, and albitic feldspar. Chondrules are lacking; FeNi metal and FeS occur as single grains.

Geochemistry: Olivine: Fa27.7; pyroxene: Fs23.9Wo3.9, FeO/MnO: 32-37; feldspar: An20.8±1.6 (range 16.9-23, n=19)

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Munich, Germany
Date:P 2012
Mass (g):50
Pieces:3
Class:LL7
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):27.7
Ferrosilite (mol%):22.7
Classifier:A. Greshake, MNB
Type spec mass (g):11.8
Type spec location:MNB
Main mass:Harald Stehlik
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Stehlik: Harald Stehlik, 1220 Wien, Austria (private address)
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:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6781 approved meteorites from (Northwest Africa) (plus 2061 unapproved names)

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