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Northwest Africa 1658
Basic information Name: Northwest Africa 1658
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1658
Observed fall: No
Year found: 2002
Country: (Northwest Africa)
Mass:help 1346 g
Classification
  history:
Meteoritical Bulletin:  MB 87  (2003)  L3-6
MetBase:  v. 7.1  (2006)  L3-6
Recommended:  L3-6    [explanation]

This is 1 of 51 approved meteorites classified as L3-6.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Writeuphelp
Writeup from MB 87:

Northwest Africa 1658

Northwest Africa

Found 2002

Ordinary chondrite (L3–6)

Six individual stones totalling 1345.5 g were found in 2002 by an anonymous finder in Western Sahara and purchased in Zagora in 2002. Classification and mineralogy (A. Greshake, MNB; M. Kurz, Kurz): a brecciated meteorite partly covered by fusion crust; it consists of light-grey, dark-grey and almost black angular clasts of different petrologic types. The black fragments resemble impact melt clasts; unequilibrated fragments: olivine composition, Fa2–24.2; pyroxene composition, Fs8.2–18.8; equilibrated fragments: olivine composition, Fa23.8; pyroxene composition, Fs19.8; moderate shock stage, S3/4; a low degree of weathering, grade W1. Main mass with the anonymous finder; type specimen, 20.5 g plus one polished thin section, MNB.

Data from:
  MB87
  Table 8
  Line 220:
Place of purchase:Zagorra
Date:P 2002
Mass (g):1345.50
Pieces:6
Class:L3-6
Classifier:A. Greshake, MNB and M. Kurz, Kurz
Type spec mass (g):20.5
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Kurz: M. Kurz, Schillerstrasse 7, D-34626 Neukirchen, Germany (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Charley Kettel   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6759 approved meteorites from (Northwest Africa) (plus 2047 unapproved names)

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