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Northwest Africa 13719
Basic information Name: Northwest Africa 13719
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13719
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 67.3 g
Classification
  history:
Recommended:  CO3    [explanation]

This is 1 of 569 approved meteorites (plus 1 unapproved name) classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 28 Mar 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 13719 (NWA 13719)

(Northwest Africa)

Purchased: October 2020

Classification: Carbonaceous chondrite (CO3)

Physical characteristics: A single brown stone. Cut face reveals a brownish interior with small chondrules.

Petrography: (J. Gattacceca, CEREGE) Chondrules (average apparent diameter 220±150, n=32), chondrule fragments, and CAIs are set in an abundant fine-grained, iron-rich matrix. Opaque minerals are metal and troilite.

Geochemistry: Olivine Fa30.0±8.0, range Fa12.8-41.1, Fa PMD = 22%, Cr2O3 = 0.07±0.05 (n=17). Low-Ca pyroxene Fs4.0±3.1Wo1.1±0.2 (n=3).

Classification: Carbonaceous chondrite (CO3)

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

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Zagora, Morocco
Date:P October 2020
Mass (g):67.3
Pieces:1
Class:CO3
Weathering grade:high
Fayalite (mol%):29.8±8.0 (n=17)
Ferrosilite (mol%):4.0±3.1 (n=3)
Wollastonite (mol%):1.1±0.2
Magnetic suscept.:3.89
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):13.58
Type spec location:CEREGE
Main mass:Kuntz
Finder:anonymous
Comments:work name K531; 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. 110, in preparation (2021)
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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