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Northwest Africa 13503
Basic information Name: Northwest Africa 13503
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13503
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 138.6 g
Classification
  history:
Recommended:  CK3    [explanation]

This is 1 of 51 approved meteorites classified as CK3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CK chondrites, CK3 chondrites, and CV-CK clan chondrites
Comments: Approved 14 Nov 2020
Writeuphelp
Writeup from MB 109:

Northwest Africa 13503 (NWA 13503)

(Northwest Africa)

Purchased: 2019 Oct

Classification: Carbonaceous chondrite (CK3)

Physical characteristics: Dark brown stone. Cut surface shows a dark interior with large chondrules and CAIs set in abundant matrix.

Petrography: (J. Gattacceca, CEREGE) Chondrite with large well-defined chondrules (average apparent diameter ~750 μm) and CAIs set in abundant fine-grained iron-rich matrix. Opaque are mainly magnetite and sulfides.

Geochemistry: Olivine Fa21.5±8.3, Fa PMD = 37%, NiO 0.21±0.18 wt% (n=6). Ca-pyroxene Fs13.0Wo50.7 (n=1). Magnetite has 2.29 wt% Cr2O3 (n=2).

Classification: Carbonaceous chondrite (CK3).

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

Data from:
  MB109
  Table 0
  Line 0:
Place of purchase:Zagora, Morocco
Date:P 2019 Oct
Mass (g):138.6
Pieces:1
Class:CK3
Fayalite (mol%):21.5±8.3 (n=6)
Magnetic suscept.:4.62
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):22.5
Type spec location:CEREGE
Main mass:Kuntz
Comments:work name K469; 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 Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7655 approved meteorites from (Northwest Africa) (plus 1972 unapproved names)

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