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Northwest Africa 1770
Basic information Name: Northwest Africa 1770
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1770
Observed fall: No
Year found: 2002
Country: (Northwest Africa)
Mass:help 22 g
Classification
  history:
Meteoritical Bulletin:  MB 87  (2003)  LL3.3
MetBase:  v. 7.1  (2006)  LL3.3
Recommended:  LL3.3    [explanation]

This is 1 of 15 approved meteorites classified as LL3.3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Data from:
  MB87
  Table 8
  Line 264:
Origin or pseudonym:Morocco
Place of purchase:Erfoud
Date:2002
Mass (g):22
Pieces:1
Class:LL3.3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):1.3-35.5
Ferrosilite (mol%):2.8-29.1
Classifier:M. Bourot-Denise, MNHNP
Type spec mass (g):4.5
Main mass:PThomas
Comments:interlocked chondrules, rare matrix
Institutions
   and collections
MNHNP: Museum National d'Histoire Naturelle, IMPMC-CP52, 57 rue Cuvier, 75005 Paris, France, France; Website (institutional address)
PThomas: Philippe Thomas, Meteoritica, La Chave, 07690 St André en Vivarais, France (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Don Edwards   
Geography: 
Coordinates:Unknown.

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

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