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Northwest Africa 14006
Basic information Name: Northwest Africa 14006
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14006
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 15 kg
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  L4
Recommended:  L4    [explanation]

This is 1 of 2062 approved meteorites (plus 5 unapproved names) classified as L4.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 31 May 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14006 (NWA 14006)

(Northwest Africa)

Purchased: 2020 May 8

Classification: Ordinary chondrite (L4)

History: Purchased on May 8, 2020 by Jason Phillips and James Tobin from a meteorite dealer in Mauritania.

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

Petrography: (D. Sheikh, Cascadia) This sample contains chondrules (650±100 µm, n=32) set in a fine-grained matrix with accesory Fe-Ni metal and troilite.

Geochemistry: Olivine (Fa24.6±0.4 ,range Fa23.8-25.5, n=39), Low-Ca Pyroxene (Fs20.5±0.5Wo0.9±0.3, range Fs19.5-21.4Wo0.5-1.6, n=12).

Classification: Ordinary chondrite (L4) based on silicate mineral geochemistry.

Specimens: 20.2 g and a thin section at Cascadia; main mass with Jason Phillips and Tobin.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:P 2020 May 8
Mass (g):15000
Pieces:2
Class:L4
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):24.6±0.4
Ferrosilite (mol%):20.5±0.5
Wollastonite (mol%):0.9±0.3
Classifier:D. Sheikh, Cascadia
Type spec mass (g):20.2
Type spec location:Cascadia
Main mass:Jason Phillips and Tobin
Comments:Submitted by Daniel Sheikh
Institutions
   and collections		 Cascadia: Cascadia Meteorite Laboratory, Portland State University, Department of Geology, Room 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, United States; Website (institutional address; updated 28 Oct 2011)
Tobin: J. Tobin, The Meteorite Exchange, PMB #455, P.O. Box 7000, Redondo Beach, CA 90277, United States (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
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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