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Northwest Africa 11464
Basic information Name: Northwest Africa 11464
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11464
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 42 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  R3
Recommended:  R3    [explanation]

This is 1 of 34 approved meteorites classified as R3.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 3)
Comments: Approved 3 Nov 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11464 (NWA 11464)

(Northwest Africa)

Purchased: 2017

Classification: Rumuruti chondrite (R3)

History: The meteorite was bought from a Moroccan meteorite dealer on the meteorite fair in Ensisheim, France.

Physical characteristics: Dark brownish idividual without fusion crust.

Petrography: The meteorite displays a light brownish to orange interior and is composed of type 3 clasts and matrix. Fe-rich olivine is the dominant mineral phase in the matrix. Chondrules average apparent size is about 400 µm. Minor phases include pentlandite, sodic plagioclase, and Ti-bearing chromite; no metal has been detected.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Ensisheim, France
Date:P 2017
Mass (g):42
Pieces:1
Class:R3
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):25.5±14.8 (1.4-39.6, n=34); 38.6±0.1( n=5)
Ferrosilite (mol%):18.9±6.8 (6.2-30.1, n=45)
Wollastonite (mol%):1.0±0.8 (0.2-3.2, n=45)
Classifier:A. Greshake, MNB
Type spec mass (g):8.5
Type spec location:MNB
Main mass:Philippe Schmitt-Kopplin
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:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7005 approved meteorites from (Northwest Africa) (plus 2002 unapproved names)

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