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Northwest Africa 12959
Basic information Name: Northwest Africa 12959
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12959
Observed fall: No
Year found: 2019
Country: Algeria
Mass:help 294 g
Classification
  history:
Recommended:  CV3    [explanation]

This is 1 of 515 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 16 Nov 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12959 (NWA 12959)

Algeria

Purchased: 2019

Classification: Carbonaceous chondrite (CV3)

History: Purchased in Morocco in 2019.

Physical characteristics: Dark stone. Cut face reveals a dark interior with chondrules and CAIs.

Petrography: (J. Gattacceca, CEREGE) Chondrules (average apparent diameter 890±270 µm, n=15) and CAIs set in a iron-rich fine-grained matrix. Opaques are sulfides and magnetite.

Geochemistry: Olivine Fa9.2±4.2 (n=4). Low-Ca pyroxene Fs3.4±1.8Wo2.4±1.0 (n=4). Matrix microprobe over an area of 30 × 30 µm: total 100.0%, FeO 39.9 wt% (n=1).

Classification: Carbonaceous chondrite (CV3).

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

Data from:
  MB108
  Table 0
  Line 0:
Date:P 2019
Mass (g):294
Pieces:several
Class:CV3
Fayalite (mol%):9.2±4.2 (n=4)
Ferrosilite (mol%):3.4±1.8 (n=4)
Wollastonite (mol%):2.4±1.0
Magnetic suscept.:4.16
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):30.28
Type spec location:CEREGE
Main mass:Isabelle Pothier
Comments:work name CM30; 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. 108, in preparation (2019)
Find references in NASA ADS:
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Geography:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 980 approved meteorites from Algeria (plus 26 unapproved names) (plus 4 impact craters)

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