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Northwest Africa 11400
Basic information Name: Northwest Africa 11400
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11400
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 1250 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  LL5-6
Recommended:  LL5-6    [explanation]

This is 1 of 59 approved meteorites classified as LL5-6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 3 Aug 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11400 (NWA 11400)

(Northwest Africa)

Purchased: 2017 June

Classification: Ordinary chondrite (LL5-6)

History: The meteorite was bought from a Moroccan meteorite dealer on the mineral fair in Sainte Marie aux Mines, France.

Petrography: Chondritic breccia consisting of intermingled LL5 and LL6 clasts. Plagioclase grain size in LL5 clasts is about 30 μm, in LL6 clasts about 90 μm.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Sainte Marie aux Mines, France
Date:P 2017 June
Mass (g):1250
Pieces:1
Class:LL5-6
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):30.4±0.2 (n=17)
Ferrosilite (mol%):24.5±0.3 (n=22)
Wollastonite (mol%):2.6±0.2 (n=22)
Classifier:A. Greshake, MNB
Type spec mass (g):26.7
Type spec location:MNB
Main mass:Hanno Strufe
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Catalogs:
References: Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6968 approved meteorites from (Northwest Africa) (plus 2012 unapproved names)

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