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Northwest Africa 11645
Basic information Name: Northwest Africa 11645
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11645
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 154.5 g
Classification
  history:
Meteoritical Bulletin:  MB 107  (2018)  LL4-6
Recommended:  LL4-6    [explanation]

This is 1 of 69 approved meteorites classified as LL4-6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 27 Jan 2018
Writeuphelp
Writeup from MB 107:

Northwest Africa 11645 (NWA 11645)

(Northwest Africa)

Purchased: 2015

Classification: Ordinary chondrite (LL4-6)

Petrography: Chondritic breccia consisting of LL6 type fragments set into a clastic LL4 type matrix. Plagioclase grain size in LL6 clasts is about 70 μm.

Geochemistry: type 4 lithology: olivine: Fa29.7±0.2, n=12; pyroxene: Fs23.4±2.4Wo2.3±0.9, (Fs13.0-25.6Wo0.5-3.5, n = 21); type 6 lithology: olivine: Fa30.0±0.3, n=13; pyroxene: Fs25.2±0.1Wo2.8±0.2, n=13

Data from:
  MB107
  Table 0
  Line 0:
Place of purchase:Munich, Germany
Date:P 2015
Mass (g):154.5
Pieces:1
Class:LL4-6
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):29.7;30.0
Ferrosilite (mol%):23.4; 25.2
Wollastonite (mol%):2.3; 2.8
Classifier:A. Greshake, MNB
Type spec mass (g):23.3
Type spec location:MNB
Main mass:Juergen Nauber / jnmczurich
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. 107, MAPS 55, 460-462
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7385 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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