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Northwest Africa 11402
Basic information Name: Northwest Africa 11402
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11402
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 666 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  L6-melt breccia
Recommended:  L6-melt breccia    [explanation]

This is 1 of 48 approved meteorites classified as L6-melt breccia.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 4 Sep 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11402 (NWA 11402)

(Northwest Africa)

Purchased: 2017 June

Classification: Ordinary chondrite (L6, melt breccia)

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

Petrography: The meteorite is composed of regions displaying chondritic textures with relict chondrules adjacent to large melt regions characterized by recrystallized shock melt containing characteristic FeNi metal and sulfide globules. Olivine and pyroxene show strong mosaicism. Chondritic portions of type (type 6, plagioclase grain size is about 70 μm) are crosscut by shock melt veins.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Sainte Marie aux Mines, France
Date:P 2017 June
Mass (g):665.8
Pieces:1
Class:L6-melt breccia
Shock stage:S5
Weathering grade:W1
Fayalite (mol%):24.2±0.3 (n=17)
Ferrosilite (mol%):20.6±0.7 (n=20)
Wollastonite (mol%):1.9±0.2 (n=20)
Classifier:A. Greshake, MNB
Type spec mass (g):26.2
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; updated 24 Dec 2011)
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 7385 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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