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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:
Meteoritical Bulletin:  MB 110  (2022)  CO3
Recommended:  CO3    [explanation]

This is 1 of 653 approved meteorites (plus 2 unapproved names) 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 10 Jun 2023)
Kuntz: Fabien Kuntz, France; Website (private address)
Catalogs:
References: Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Guchen Chen   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9921 approved meteorites from (Northwest Africa) (plus 1838 unapproved names)

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