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:

Recommended:

Iron, IAB-sLH [explanation]

This is 1 of 13 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 29 Oct 2018)
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 Meteoritical Bulletin, no. 110, in preparation (2021)

Find references in NASA ADS:
Find references in Google Scholar:

Photos:

Credit	Photos
Public domain photographs:
Jerome Gattacceca

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 8509 approved meteorites from (Northwest Africa) (plus 1899 unapproved names)

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