Meteoritical Bulletin: Entry for Northwest Africa 3200

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Northwest Africa 3200

Basic information

Name: Northwest Africa 3200
This is an OFFICIAL meteorite name.
Abbreviation: NWA 3200
Observed fall: No
Year found: 2004
Country: (Northwest Africa)
Mass: 512 g

Classification
history:

Meteoritical Bulletin:	MB 99	(2011)	Iron, IAB-sHL
Recommended:			Iron, IAB-sHL [explanation]

This is 1 of 19 approved meteorites classified as Iron, IAB-sHL. [show all]
Search for other: IAB complex irons, Iron meteorites, and Metal-rich meteorites

Comments:

Approved 21 Sep 2010

Writeup

Writeup from MB online:

Northwest Africa 3200 (NWA 3200)

(Northwest Africa)

Find date unknown

Classification: Iron meteorite (IAB-sHL)

Petrography: Fine octahedrite, fresh appearing but no heat-altered zone. Kamacite (width ~0.4 mm) often forms bundles of ~5 parallel lamellae. Equiaxed schreibersite grains (0.1-0.2 mm) in centers of many kamacites. Large schreibersite 11 x 0.5 mm crossed by some kamacite bands. No FeS recognized.

Geochemistry: Co (mg/g) 5.53, Ni (mg/g) 106.7, Ga (µg/g) 21.8, Ge (µg/g) <80, As (µg/g) 24.7, Ir (µg/g) 0.193, Au (µg/g) 2.35.

Submitter: J. T. Wasson, UCLA.

Data from:
  MB99
  Table 0
  Line 0:

Place of purchase:	Tucson
Date:	unknown
Mass (g):	512
Pieces:	1
Class:	Iron, IAB-sHL
Classifier:	Wasson
Type spec mass (g):	30
Type spec location:	UCLA
Main mass:	Utas
Comments:	Submitted by Wasson

Institutions
and collections

UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)

Catalogs:

References:

Published in Meteoritical Bulletin, No. 99, April 2012, MAPS 47, E1-E52 (2012) [published online only]

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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)

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Revision
history:

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