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Northwest Africa 14206
Basic information Name: Northwest Africa 14206
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14206
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 320 g
Classification
  history:
Recommended:  H4    [explanation]

This is 1 of 6400 approved meteorites (plus 2 unapproved names) classified as H4.   [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 14206 (NWA 14206)

(Northwest Africa)

Purchased: 2018

Classification: Ordinary chondrite (H4)

History: Purchased by Geologist Juan Avilés Poblador in 2018 from Brahim Tahiri in Morocco.

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

Petrography: (D. Sheikh, Cascadia) This sample is an ordinary chondrite containing chondrules (Av. 450±50 μm) and accessory Fe-Ni metal, troilite, and chromite.

Geochemistry: Olivine (Fa19.6±1.5, range Fa18.4-25.6, n=29), Low-Ca Pyroxene (Fs17.8±2.1Wo1.2±0.3, range Fs16.2-24.7Wo0.8-1.9, n=21).

Classification: Ordinary chondrite (H4).

Specimens: 24 g and a thin section at Cascadia; main mass with Juan Avilés Poblador.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2018
Mass (g):320
Pieces:1
Class:H4
Shock stage:S3
Weathering grade:W3
Fayalite (mol%):19.6±1.5
Ferrosilite (mol%):17.8±2.1
Wollastonite (mol%):1.2±0.3
Classifier:D. Sheikh, Cascadia
Type spec mass (g):24
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 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
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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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