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Northwest Africa 1784
Basic information Name: Northwest Africa 1784
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1784
Observed fall: No
Year found: 2000
Country: (Northwest Africa)
Mass:help 184 g
Classification
  history:
Meteoritical Bulletin:  MB 87  (2003)  R4/5
MetBase:  v. 7.1  (2006)  R4/5
Recommended:  R4/5    [explanation]

This is the only approved meteorite classified as R4/5.
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 4-7)
Data from:
  MB87
  Table 8
  Line 276:
Origin or pseudonym:Morocco
Place of purchase:Taouz
Date:1 Apr 2000
Mass (g):184
Pieces:1
Class:R4/5
Shock stage:S1
Weathering grade:W3
Fayalite (mol%):40
Classifier:M. Bourot-Denise, MNHNP
Type spec mass (g):20.5
Main mass:Fectay
Comments:Ol: NiO 0.21
Institutions
   and collections
MNHNP: Museum National d'Histoire Naturelle, IMPMC-CP52, 57 rue Cuvier, 75005 Paris, France, France; Website (institutional address)
Fectay: Bruno Fectay and Carine Bidaut, La Memoire de la Terre SARL, 39800 Aumont, France; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7547 approved meteorites from (Northwest Africa) (plus 1970 unapproved names)

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