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Northwest Africa 13760
Basic information Name: Northwest Africa 13760
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13760
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 36.1 g
Classification
  history:
Recommended:  Iron    [explanation]

This is 1 of 103 approved meteorites (plus 3 unapproved names) classified as Iron.   [show all]
Search for other: Iron meteorites, Metal-rich meteorites
Comments: Approved 25 Apr 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 13760 (NWA 13760)

(Northwest Africa)

Purchased: March 2020

Classification: Iron meteorite

History: Collected by an anonymous finder in the Sahara. Bought in Tindouf, Algeria.

Physical characteristics: A single dark piece.

Petrography: (J. Gattacceca, CEREGE) The meteorite is made of 73 vol% Fe,Ni metal (kamacite, and plessite), and 27 vol% troilite in the form of convoluted connected grains, sometimes enclosing metal. Schreibersite is found adjacent to troilite. Other minerals: chromite (to 200 µm), phosphate (to 100 µm).

Geochemistry: Kamacite Fe93.7Ni7.50Co0.79 (wt%, n=4). Taenite Fe68.7Ni32.8Co0.26 (wt%, n=1). Phosphate: P2O5 39.6, FeO 36.4, Na2O 9.3, MgO 6.2, K2O 4.6, MnO 4.0 (wt%, n=1).

Classification: Iron. Reminiscent of other sulfide-rich iron meteorites such as Northwest Africa 8480 and Sahara 03505.

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):36.1
Pieces:1
Class:Iron
Weathering grade:low
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):7.96
Type spec location:CEREGE
Main mass:Kuntz
Finder:anonymous
Comments:work name K513; 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)
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:
CreditPhotos
Public domain photographs:
Jerome Gattacceca   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8744 approved meteorites from (Northwest Africa) (plus 1879 unapproved names)

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