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Northwest Africa 14204
Basic information Name: Northwest Africa 14204
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14204
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 300 g
Classification
  history:
Recommended:  H5    [explanation]

This is 1 of 10985 approved meteorites (plus 20 unapproved names) classified as H5.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 18 Sep 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14204 (NWA 14204)

(Northwest Africa)

Purchased: 2020

Classification: Ordinary chondrite (H5)

History: Acquired by Daniel Sheikh from a meteorite dealer in Morocco. Later gifted to Marissa Fanady and Travis Rouzer.

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

Petrography: (D. Sheikh, Cascadia) This sample is an ordinary chondrite containing secondary recrystallized feldspar (Av. 32±5 μm) and accessory Fe-Ni metal, troilite, and chromite.

Geochemistry: Olivine (Fa19.1±0.3, range Fa18.8-19.7, n=13), Low-Ca Pyroxene (Fs17.7±0.7Wo1.3±0.3, range Fs17.0-18.9Wo1.0-1.7, n=6).

Classification: Ordinary chondrite (H5).

Specimens: 35 g and a thin section at Cascadia; main mass with Marissa Fanady and Travis Rouzer.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2020
Mass (g):300
Pieces:3
Class:H5
Shock stage:S3
Weathering grade:W2
Fayalite (mol%):19.1±0.3
Ferrosilite (mol%):17.7±0.7
Wollastonite (mol%):1.3±0.3
Classifier:D. Sheikh, Cascadia
Type spec mass (g):35
Type spec location:Cascadia
Main mass:Marissa Fanady and Travis Rouzer
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 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 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names)

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