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Northwest Africa 11667
Basic information Name: Northwest Africa 11667
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11667
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 682 g
Classification
  history:
Recommended:  EL6    [explanation]

This is 1 of 117 approved meteorites classified as EL6.   [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites
Comments: Approved 20 Feb 2018
Writeuphelp
Writeup from MB 107:

Northwest Africa 11667 (NWA 11667)

(Northwest Africa)

Purchased: 2017

Classification: Enstatite chondrite (EL6)

History: The meteorite was bought by the main mass holder from a local meteorite dealer in Morocco.

Physical characteristics: Dark brownish individual with some patches of fusion crust.

Petrography: The meteorite displays a fine-grained, recrystallized texture of predominantly enstatite, less abundant albitic feldspar, often intergrown daubreelite and troilite, and FeNi metal. No chondrules are visible.

Geochemistry: Feldspar: An15.3Ab80.2, n= 12; FeNi metal contains about 1.2 wt% Si

Data from:
  MB107
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2017
Mass (g):682
Pieces:1
Class:EL6
Shock stage:S2
Weathering grade:W2
Ferrosilite (mol%):0.4±0.1 (n=17)
Wollastonite (mol%):1.4±0.2 (n=17)
Classifier:A. Greshake, MNB
Type spec mass (g):20.3
Type spec location:MNB
Main mass:Said Yousfi
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 107, in preparation (2018)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Said Yousfi   
Wang Ziyao                  
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6592 approved meteorites from (Northwest Africa) (plus 2020 unapproved names)

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