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Northwest Africa 1769
Basic information Name: Northwest Africa 1769
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1769
Observed fall: No
Year found: 2001
Country: (Northwest Africa)
Mass:help 589 g
Classification
  history:
Meteoritical Bulletin:  MB 88  (2004)  Howardite
MetBase:  v. 7.1  (2006)  Howardite
Recommended:  Howardite    [explanation]

This is 1 of 398 approved meteorites classified as Howardite.   [show all]
Search for other: Achondrites, HED achondrites, and Howardites
Data from:
  MB88
  Table 4
  Line 23:
Origin or pseudonym:Mauritania
Place of purchase:Erfoud
Date:2001
Mass (g):589
Pieces:4
Class:How
Shock stage:S3
Weathering grade:W1
Ferrosilite (mol%):21.2
Classifier:M. Bourot-Denise, MNHNP. Magnetic measurements by P. Rochette, CEREGE, Marseille
Type spec mass (g):20.9
Type spec location:MNHN
Comments:2 fragments & 2 complete stones; clastic texture with major opx; cpx: Fs28.9-62.05Wo39.68-4.60; An89.47
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)
MNHNP: Museum National d'Histoire Naturelle, IMPMC-CP52, 57 rue Cuvier, 75005 Paris, France, France; Website (institutional address)
MNHN: Museum National d'Histoire Naturelle, IMPMC-CP52, 57 rue Cuvier, 75005 Paris, France, France; Website (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Don Edwards   
Shinishi Kato   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
AstroGeo   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7820 approved meteorites from (Northwest Africa) (plus 1971 unapproved names)

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