Meteoritical Bulletin: Entry for Northwest Africa 1611

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Northwest Africa 1611

Basic information

Name: Northwest Africa 1611
This is an OFFICIAL meteorite name.
Abbreviation: NWA 1611
Observed fall: No
Year found: unknown
Country: (Northwest Africa)
Mass: 6 kg

Classification
history:

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

This is 1 of 123 approved meteorites classified as Iron, IAB-MG. [show all]
Search for other: IAB complex irons, Iron meteorites, and Metal-rich meteorites

Comments:

Approved 21 Sep 2010

Writeup

Writeup from MB 99:

Northwest Africa 1611 (NWA 1611)

(Northwest Africa)

Find date unknown

Classification: Iron meteorite (IAB-MG)

Petrography: Sample is an octahedrite, probably a coarse octahedrite with band-width poorly determined to be 1.6 mm + 0.7 mm or -0.5 mm. Sample consists almost entirely of kamacite. A few dark plessite fields, maybe 2% of the total area, are highly elongated. A mineral along some kamacite boundaries appears to be schreibersite.

Geochemistry: Co (mg/g) 4.68, Ni (mg/g) 67.4, Ga (µg/g) 84.9, Ge (µg/g) 303, As (µg/g) 13.5, Ir (µg/g) 1.81, Au (µg/g) 1.55.

Submitter: J. T. Wasson, UCLA.

Data from:
  MB99
  Table 0
  Line 0:

Place of purchase:	Tucson
Date:	unknown
Mass (g):	6000
Pieces:	1
Class:	Iron, IAB-MG
Classifier:	Wasson
Type spec mass (g):	77
Type spec location:	UCLA
Main mass:	Carion
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)
Carion: Alain Carion, 6 rue Jean du Bellay, 75004 Paris, France; Website (private address)

Catalogs:

References:

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

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Photos:

Credit	Photos
Photos from the Encyclopedia of Meteorites:
Don Edwards

Geography:

Coordinates:

Unknown.

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

Also see:

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Revision
history:

This lists important revisions made to data for this record.

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