Meteoritical Bulletin: Entry for Northwest Africa 1949

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Northwest Africa 1949

Basic information

Name: Northwest Africa 1949
This is an OFFICIAL meteorite name.
Abbreviation: NWA 1949
Observed fall: No
Year found: 2003
Country: (Northwest Africa)
Mass: 1400 g

Classification
history:

Meteoritical Bulletin:	MB 88	(2004)	EL6
MetBase:	v. 7.1	(2006)	EL6
Recommended:			EL6 [explanation]

This is 1 of 133 approved meteorites classified as EL6. [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites

Writeup

Writeup from MB 88:

Northwest Africa 1949

Morocco

Purchased 2003 January

Enstatite chondrite (EL6)

A single stone (1400 g) was purchased in Erfoud in 2003 January. Classification and mineralogy (A. Jambon and O. Boudouma, UPVI): Stone has oxidized remnants of fusion crust but a fresh interior. No visible chondrules. Mineral modes: enstatite, 63.3 vol%, feldspar, 12.2 vol%, silica, 1.6 vol%, kamacite, 13.5 vol%, troilite, 4.6 vol%, alabandite, 0.2 vol%, oldhamite, 1.1 vol%, daubreelite, 0.8 vol%, schreibersite, 0.3 assigned to class B vol% and traces of perryite; graphite occurs as inclusions in kamacite. Kamacite, 0.26 wt% Si and oldhamite, 1.1 wt% Mn. Specimens: type specimen, 32 g, UPVI; main mass, Moroccan Imports Asnières (France).

Data from:
  MB88
  Table 4
  Line 105:

Origin or pseudonym:	Merzouga
Place of purchase:	Erfoud
Date:	P Jan 2003
Mass (g):	1400
Pieces:	1
Class:	EL6
Classifier:	A. Jambon and O. Boudouma, UPVI
Type spec mass (g):	32
Type spec location:	UPVI
Main mass:	Moroccan Imports Asnières (France)

Institutions
and collections

UPVI: Université Pierre et Marie Curie (Paris VI),Case 110, 4 Place Jussieu, 75005 Paris, France (institutional address; updated 5 Oct 2014)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)

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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)

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Revision
history:

This lists important revisions made to data for this record.

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