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Northwest Africa 14002
Basic information Name: Northwest Africa 14002
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14002
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 640 g
Classification
  history:
Recommended:  L3    [explanation]

This is 1 of 783 approved meteorites (plus 1 unapproved name) classified as L3.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 31 May 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14002 (NWA 14002)

(Northwest Africa)

Purchased: 2019

Classification: Ordinary chondrite (L3)

History: Purchased in 2019 by Geologist Juan Aviles Poblador from a meteorite dealer in Morocco.

Physical characteristics: Single stone with visible fusion crust.

Petrography: (D. Sheikh, Cascadia) This sample contains chondrules (640±100 µm, n=11) set in a fine-grained matrix with accesory Fe-Ni metal.

Geochemistry: Olivine (Fa17.9±11.5 ,range Fa2.2-48.4, n=50), Low-Ca Pyroxene (Fs8.6±6.7Wo1.2±0.8, range Fs1.1-24.4Wo0.5-3.2, n=15).

Classification: Ordinary chondrite (L3) based on range in Fa and Fs values, and on average chondrule diameter.

Specimens: 29 g and a thin section at Cascadia; main mass with Juan Aviles Poblador.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2019
Mass (g):640
Pieces:1
Class:L3
Shock stage:S3
Weathering grade:W3
Fayalite (mol%):17.9±11.5
Ferrosilite (mol%):8.6±6.7
Wollastonite (mol%):1.2±0.8
Classifier:D. Sheikh, Cascadia
Type spec mass (g):29
Type spec location:Cascadia
Main mass:Juan Aviles Poblador
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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8402 approved meteorites from (Northwest Africa) (plus 1899 unapproved names)

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