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Northwest Africa 13662
Basic information Name: Northwest Africa 13662
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13662
Observed fall: No
Year found: 2019
Country: Algeria
Mass:help 37 g
Classification
  history:
Recommended:  CV3    [explanation]

This is 1 of 593 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 Jan 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 13662 (NWA 13662)

Algeria

Find: 2019

Classification: Carbonaceous chondrite (CV3)

History: Purchased in 2020 by Shawn Kashay from Mostafa Hnini in Algeria. Later sold to Pat Brown.

Physical characteristics: Single stone with dark-brown fusion crust.

Petrography: (D. Sheikh, FSU) Specimen is composed of abundant chondrules (1.0±0.1 mm)and CAIs (1.1±0.3 mm) set within a fine-grained matrix containing magnetite nodules (some contain up to 1.9 wt% Cr2O3) and troilite.

Geochemistry: Olivine (Fa8.8±12.8, range Fa0.7-64.6, n=41), Low-Ca pyroxene (Fs1.6±0.8Wo0.9±0.3, range Fs0.8-3.0Wo0.6-1.3, n=5).

Classification: Carbonaceous Chondrite (CV3)

Specimens: 7.5 g at UCLA; main mass with Pat Brown.

Data from:
  MB110
  Table 0
  Line 0:
Date:2019
Mass (g):37
Pieces:1
Class:CV3
Shock stage:S2
Weathering grade:moderate
Fayalite (mol%):8.8±12.8
Ferrosilite (mol%):1.6±0.8
Wollastonite (mol%):0.9±0.3
Classifier:D. Sheikh, FSU
Type spec mass (g):7.5
Type spec location:UCLA
Main mass:Pat Brown
Comments:Submitted by Daniel Sheikh
Institutions
   and collections
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
FSU: Department of Geological Sciences, Florida State University, Tallahassee FL 32306-4100, United States (institutional address; updated 16 Dec 2010)
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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Geography:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1236 approved meteorites from Algeria (plus 29 unapproved names) (plus 4 impact craters)

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