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Northwest Africa 12659
Basic information Name: Northwest Africa 12659
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12659
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 262 g
Classification
  history:
Recommended:  LL4    [explanation]

This is 1 of 361 approved meteorites classified as LL4.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 23 May 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12659 (NWA 12659)

(Northwest Africa)

Purchased: 2019

Classification: Ordinary chondrite (LL4)

History: The meteorite was purchased from a local meteorite dealer in Morocco.

Petrography: The meteorite shows a chondritic texture with densely packed and partly flattened chondrules (apparent mean diameter about 0.9 mm).

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2019
Mass (g):262
Pieces:1
Class:LL4
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):26.8±0.2 (n=12)
Ferrosilite (mol%):19.2±4.1 (5.2-22.2, n=17)
Wollastonite (mol%):1.9±0.7 (0.2-3.0, n=17)
Classifier:A. Greshake, MNB
Type spec mass (g):20
Type spec location:MNB
Main mass:Boulaouane Thaleb Anhmed
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7035 approved meteorites from (Northwest Africa) (plus 2000 unapproved names)

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