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Northwest Africa 14205
Basic information Name: Northwest Africa 14205
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14205
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 200 g
Classification
  history:
Recommended:  L5    [explanation]

This is 1 of 8222 approved meteorites (plus 4 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 18 Sep 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14205 (NWA 14205)

(Northwest Africa)

Purchased: 2019

Classification: Ordinary chondrite (L5)

History: Purchased in 2019 by Grant Harkness from a meteorite dealer in Morocco.

Physical characteristics: Single stone with dark-brown fusion crust. A shock vein is visible and cuts across the interior of the sample.

Petrography: (D. Sheikh, Cascadia) This sample is an ordinary chondrite containing secondary recrystallized feldspar (Av. 25±10 μm) and accessory Fe-Ni metal, troilite, and chromite.

Geochemistry: Olivine (Fa25.6±1.1, range Fa23.9-27.7, n=13), Low-Ca Pyroxene (Fs21.2±0.9Wo1.3±0.2, range Fs20.4-22.9Wo1.0-1.8, n=14).

Classification: Ordinary chondrite (L5).

Specimens: 24 grams and a thin section at Cascadia; main mass with the Harkness Collection.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2019
Mass (g):200
Pieces:1
Class:L5
Shock stage:S4
Weathering grade:W3
Fayalite (mol%):25.6±1.1
Ferrosilite (mol%):21.2±0.9
Wollastonite (mol%):1.3±0.2
Classifier:D. Sheikh, Cascadia
Type spec mass (g):24
Type spec location:Cascadia
Main mass:Harkness Collection
Comments:Working name: HC-S-1; 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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