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Northwest Africa 14860
Basic information Name: Northwest Africa 14860
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14860
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 538 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  CVox3
Recommended:  CVox3    [explanation]

This is 1 of 53 approved meteorites classified as CVox3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 9 May 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 14860 (NWA 14860)

(Northwest Africa)

Purchased: 2021

Classification: Carbonaceous chondrite (CVox3)

History: The meteorite was purchased from a meteorite dealer in Algeria.

Physical characteristics: Four dark brownish fragments without fusion crust.

Petrography: Carbonaceous chondrite composed of large chondrules (mean diameter about 1 mm; up to 5 mm in diameter), CAIs (up to 6 mm in diameter), and amoeboid olivine aggregates all set into a fine-grained brownish matrix. Some chondrules show reddish staining due to terrestrial alteration. Opaque phases are sulfides and rare metal.

Geochemistry: Ni in sulfides 22.7±0.3 wt%, N=5

Classification: Carbonaceous chondrite (CVox3). Oxidized subgroup based on high concentrations of Ni in sulfides.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Algeria
Date:P 2021
Mass (g):538
Pieces:4
Class:CVox3
Shock stage:S2
Weathering grade:moderate
Fayalite (mol%):5.3±5.2 (0.9-17.4, n=15)
Ferrosilite (mol%):1.2±0.3 (0.8-1.9, n=10)
Wollastonite (mol%):1.0±0.1 (0.9-1.2, n=10)
Classifier:A. Greshake, MNB
Type spec mass (g):20.9
Type spec location:MNB
Main mass:Mateusz Szyszka
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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