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Northwest Africa 8266
Basic information Name: Northwest Africa 8266
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8266
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 235 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  Eucrite-mmict
Recommended:  Eucrite-mmict    [explanation]

This is 1 of 213 approved meteorites classified as Eucrite-mmict.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 18 May 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8266 (NWA 8266)

(Northwest Africa)

Purchased: 2014 Jan

Classification: HED achondrite (Eucrite, monomict)

History: Purchased by F. Kuntz in January 2014 from a dealer in Erfoud, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Clasts of basaltic eucrite and related crystalline debris are set in a dark matrix. Minerals are exsolved pigeonite, calcic plagioclase, silica polymorph, fayalitic olivine, ilmenite and troilite.

Geochemistry: Host orthopyroxene (Fs59.5-60.8Wo3.0-2.6, FeO/MnO = 29), clinopyroxene exsolution lamellae (Fs26.7-26.8Wo42.7-42.8, FeO/MnO = 27-31), olivine (Fa77.0-80.1, FeO/MnO = 39).

Classification: Eucrite, monomict breccia.

Specimens: 20.8 g including a polished thin section at UWB. The remainder is held by Kuntz.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2014 Jan
Mass (g):235
Pieces:1
Class:Eucrite-mmict
Shock stage:low
Weathering grade:low
Fayalite (mol%):77.0-80.1
Ferrosilite (mol%):59.5-60.8; 26.7-26.8
Wollastonite (mol%):3.0-2.6; 42.7-42.8
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.8
Type spec location:UWB
Main mass:F. Kuntz
Comments:K207; submitted by A. Irving
Institutions
   and collections
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
Kuntz: Fabien Kuntz, France; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Bruno Caspirro   
Piotr gural100   
Stefano De Fazi   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6781 approved meteorites from (Northwest Africa) (plus 2061 unapproved names)

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