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Northwest Africa 13483
Basic information Name: Northwest Africa 13483
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13483
Observed fall: No
Year found: 2019
Country: Algeria
Mass:help 350 g
Classification
  history:
Recommended:  CK5    [explanation]

This is 1 of 176 approved meteorites classified as CK5.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 14 Nov 2020
Writeuphelp
Writeup from MB 109:

Northwest Africa 13483 (NWA 13483)

Algeria

Find: 2019

Classification: Carbonaceous chondrite (CK5)

History: Purchased from a dealer in Morocco

Physical characteristics: Crusted stones. Cut surface reveal a dark gray interior with a lighter angular lighter clast.

Petrography: (J. Gattacceca, CEREGE) Recrystallized chondrite. Opaques minerals: magnetite, sulfides. The matrix is recrystallized, with plagioclase average size below 50 µm.

Geochemistry: Olivine Fa32.2±1.1, NiO 0.58±0.13 wt% (n=3). Low-Ca pyroxene Fs23.2Wo3.5 (n=1). Magnetite Cr2O3 6.0 wt%.

Classification: Carbonaceous chondrite (CK5).

Specimens: Type specimen at CEREGE. Main mass with Isabelle Pothier.

Data from:
  MB109
  Table 0
  Line 0:
Date:2019
Mass (g):350
Pieces:2
Class:CK5
Weathering grade:low
Fayalite (mol%):32.2±1.1 (n=3)
Ferrosilite (mol%):23.2 (n=1)
Wollastonite (mol%):3.5
Magnetic suscept.:4.48
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):24.3
Type spec location:CEREGE
Main mass:Isabelle Pothier
Comments:work name CM46; 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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1110 approved meteorites from Algeria (plus 27 unapproved names) (plus 4 impact craters)

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