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Northwest Africa 10914
Basic information Name: Northwest Africa 10914
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10914
Observed fall: No
Year found: 2015
Country: Morocco
Mass:help 419 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  H5
Recommended:  H5    [explanation]

This is 1 of 11504 approved meteorites (plus 23 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 2 Nov 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10914 (NWA 10914)

Morocco

Purchased: August 2015

Classification: Ordinary chondrite (H5)

History: Purchased by the owner in August 2015 from the finder, who reportedly found it while he was metal detecting for mining exploration in the Oumjrane region of Morocco.

Physical characteristics: A single rounded stone mostly covered in two generations of black/dark brown fusion crust. Minor red-brown oxidation is visible on the exterior surface and around metal grains on cut surfaces.

Petrography: Weathering grade according to Zurfluh et al. (2016).

Geochemistry: (C. Herd, UAb) Data obtained by EMP examination of carbon-coated thin section: Olivine Fa19.2±0.3 (n=35); Low-Ca Pyroxene Fs17.0±0.2Wo1.6±0.1 (n=28).

Specimens: A 22.8 g specimen, including one thin section, is at UAb. Main mass is with the owner.

Bibliography:
  • F.J. Zurfluh, B.A. Hofmann, E. Gnos, U. Eggenberger, and A.J.T. Jull (2016) Weathering of ordinary chondrites from Oman: Correlation of weathering parameters with 14C terrestrial ages and a refined weathering scale. Meteorit. Planet. Sci. 51, 1685–1700. (link)
Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Fez
Date:P August 2015
Mass (g):418.5
Pieces:1
Class:H5
Shock stage:S1
Weathering grade:W1
Fayalite (mol%):19.2±0.3 (n=35)
Ferrosilite (mol%):17.0±0.2 (n=28)
Wollastonite (mol%):1.6±0.1 (n=28)
Classifier:C. Herd, UAb
Type spec mass (g):22.8
Type spec location:UAb
Main mass:Nassali Slassi Abdelbari, Laval, Canada
Comments:Submitted by C. Herd
Institutions
   and collections
UAb: 1-26 Earth Sciences Building, University of Alberta, Edmonton, AB, T6G 2E3, Canada, Canada; Website (institutional address; updated 17 Oct 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
Find references in NASA ADS:
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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