Meteoritical Bulletin: Entry for Northwest Africa 14284

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Northwest Africa 14284

Basic information

Name: Northwest Africa 14284
This is an OFFICIAL meteorite name.
Abbreviation: NWA 14284
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass: 178 g

Classification
history:

Meteoritical Bulletin:	MB 110	(2022)	Iron, IAB-sLH
Recommended:			Iron, IAB-sLH [explanation]

This is 1 of 14 approved meteorites classified as Iron, IAB-sLH. [show all]
Search for other: IAB complex irons, Iron meteorites, and Metal-rich meteorites

Comments:

Approved 11 Nov 2021

Writeup

Writeup from MB 110:

Northwest Africa 14284 (NWA 14284)

(Northwest Africa)

Purchased: March 2020

Classification: Iron meteorite (IAB-sLH)

Petrography: (J. Gattacceca, CEREGE) Iron meteorite with fine octahedrite structure. Martensite bandwith 200±30 µm (n=9). Schreibersite to 30 µm.

Geochemistry: (H. Pourkhorsandi and V. Debaille, ULB): Composition of the metal (ICP-MS) is Co=0.66±0.01, Ni=21.5±0.2 (both in wt% ±1 sigma), Cr=0.39±0.09, Cu=324±2, Ga=2.30±0.14, Ge=4.26±0.41, As=21.96±0.95, Mo=1.77±0.02, Pd=8.98±0.11, W=0.01±0.00, Ir=0.01±0.00, Au=1.38±0.14 (all in ppm ±1 sigma).

Classification: Iron (IAB-sLH)

Specimens: Type specimen at CEREGE. Main mass with Kuntz.

Data from:
  MB110
  Table 0
  Line 0:

Place of purchase:	Tindouf, Algeria
Date:	P March 2020
Mass (g):	178.0
Pieces:	1
Class:	Iron, IAB-sLH
Classifier:	J. Gattacceca, CEREGE
Type spec mass (g):	22.73
Type spec location:	CEREGE
Main mass:	Kuntz
Finder:	anonymous
Comments:	work name K512; submitted by Jérôme Gattacceca

Institutions
and collections

CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 10 Jun 2023)
Kuntz: Fabien Kuntz, France; Website (private address)
ULB: Université libre de Bruxelles Avenue Franklin Roosevelt 50 - 1050 Bruxelles, Belgium (institutional address; updated 27 Sep 2018)

Catalogs:

References:

Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4

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Photos:

Credit	Photos
Public domain photographs:
Jerome Gattacceca

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9921 approved meteorites from (Northwest Africa) (plus 1838 unapproved names)

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