NWA 15748

 

 

 

NWA 15748

Found 2022

Carbonaceous Chondrite

Karoonda Group

CK3

Specimen is a 2.96g slice



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Northwest Africa 15748
Basic information Name: Northwest Africa 15748
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 15748
Observed fall: No
Year found: 2022
Country: (Northwest Africa)
Mass: 403 g
Classification
  history:
Recommended:   CK3    

This is 1 of 79 approved meteorites classified as CK3
Comments: Approved 23 Feb 2023
Writeup
Writeup from MB 112:

Northwest Africa 15748 (NWA 15748)

(Northwest Africa)

Purchased: 2022 Oct

Classification: Carbonaceous chondrite (CK3)

Physical characteristics: A single stone without fusion crust

Petrography: (J. Gattacceca, CEREGE) Chondrite with large chondrule set in an abundant matrix. Opaque minerals: abundant magnetite, rare sulfides, no metal.

Geochemistry: Olivine Fa23.2±12.6, rage Fa7.5-38.9, NiO 0.33±0.16 (n=9). Pyroxene Fs1.6Wo4.6, Fs1.8Wo35.3. Magnetite Cr2O3 2.46±0.14 wt% (n=3).

Classification: Carbonaceous chondrite (CK3)

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

Data from:
  MB112
  Table 0
  Line 0:
Place of purchase: Agadir, Morocco
Date: P 2022 Oct
Mass (g): 403
Pieces: 1
Class: CK3
Weathering grade: low
Fayalite (mol%): 23.2±12.6 (n=9)
Ferrosilite (mol%): 1.6 (n=1)
Wollastonite (mol%): 4.6
Magnetic suscept.: 4.36
Classifier: J. Gattacceca, CEREGE
Type spec mass (g): 25.61
Type spec location: CEREGE
Main mass: Kuntz
Finder: anonymous
Comments: work name K565; 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)

 

 

 

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