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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 10803 approved meteorites (plus 19 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 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 8136 approved meteorites from (Northwest Africa) (plus 1942 unapproved names)

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