NWA 14284

 

NWA 14284

Found Sahara, 2020

Iron Meteorite (Siderite)

Chemical group IAB-sLH

Specimen is a 4.37g endcut



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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   

This is 1 of 13 approved meteorites classified as Iron, IAB-sLH.   [show all]
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)

 



 

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