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Northwest Africa 4556
Basic information Name: Northwest Africa 4556
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4556
Observed fall: No
Year found: 2006
Country: (Northwest Africa)
Mass:help 313 g
Classification
  history:
Meteoritical Bulletin:  MB 94  (2008)  EL3
Recommended:  E    [explanation]

This is 1 of 5 approved meteorites classified as E.   [show all]
Search for other: Enstatite chondrites
Comments: Approved 4 May 2008
Data from:
  MB94
  Table 2
  Line 43:
State/Prov/County:Erfoud, Morocco
Date:2006
Mass (g):313
Pieces:1
Class:EL3
Shock stage:moderate
Weathering grade:extensive
Ferrosilite (mol%):<2
Classifier:T. Bunch and J. Wittke, NAU
Type spec mass (g):28.6
Type spec location:NAU
Comments:An17.5Or 4.4: paired with NWA 2965: Si = 0.6–0.95 wt%
Institutions
   and collections
NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 94, MAPS 43, 1551-1588 (2008)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
max Photo added 19 Apr 2022
Piotr gural100 Photo added 19 Apr 2022
Robert Zdancewicz Photo added 19 Apr 2022
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8674 approved meteorites from (Northwest Africa) (plus 1882 unapproved names)

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