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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 572 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 Meteoritical Bulletin, no. 110, in preparation (2021)
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Geography:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1156 approved meteorites from Algeria (plus 27 unapproved names) (plus 4 impact craters)

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