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Northwest Africa 1826
Basic information Name: Northwest Africa 1826
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1826
Observed fall: No
Year found: 2003
Country: (Northwest Africa)
Mass:help 500 g
Classification
  history:
Meteoritical Bulletin:  MB 88  (2004)  Eucrite-pmict
MetBase:  v. 7.1  (2006)  Eucrite-pmict
Recommended:  Eucrite-pmict    [explanation]

This is 1 of 358 approved meteorites classified as Eucrite-pmict.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Writeuphelp
Writeup from MB 88:

Northwest Africa 1826

Morocco

Purchased 2003 January

Achondrite (Polymict eucrite breccia)

A 500 g broken stone was purchased in Rissani by a Moroccan dealer for N. Oakes (Oakes) in 2003 January.  Classification and mineralogy (A. Irving and S. Kuehner, UWS): Breccia containing clasts of basaltic eucrites and cumulate eucrites plus mineral fragments from same, including anorthite, exsolved pigeonite (FeO/MnO in orthopyroxene = 35.9), silica polymorph, ilmenite and troilite.  No grains of diogenitic orthopyroxene or metal were observed.  Specimens: type specimen, 20 g and one polished thin section, UWS; main mass, Oakes.

Data from:
  MB88
  Table 4
  Line 39:
Place of purchase:Rissani
Date:P Jan 2003
Mass (g):500
Pieces:1
Class:Euc
Classifier:Oakes
Type spec mass (g):21
Type spec location:UWS
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)
Oakes: Nelson Oakes, Route 1, House 50C, Uniondale, PA 18470, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7937 approved meteorites from (Northwest Africa) (plus 1960 unapproved names)

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