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Northwest Africa 2711
Basic information Name: Northwest Africa 2711
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 2711
Observed fall: No
Year found: 2005
Country: Morocco
Mass:help 433 g
Classification
  history:
Meteoritical Bulletin:  MB 90  (2006)  Mesosiderite
Recommended:  Mesosiderite    [explanation]

This is 1 of 181 approved meteorites classified as Mesosiderite.   [show all]
Search for other: Mesosiderites, Metal-rich meteorites
Comments: Approved 3 Feb 2006
Writeuphelp
Writeup from MB 90:

Northwest Africa 2711

Morocco

Find: 2004

Mesosiderite

History: A complete stone of 433 g was purchased in Erfoud, Morocco.

Petrography: (J. Wittke and T. Bunch, NAU) The specimen contains a relatively even distribution of metal and silicates with coarse orthopyroxene grains with margins that are recrystallized and contain numerous merrillite inclusions. The matrix is recrystallized. Modal content (vol%): Orthopyroxene = 66, metal = 16, plagioclase = 10, Ca pyroxene = 4, merrillite = 2, chromite and sulfide = 2.

Composition: Orthopyroxene (Fs26.8Wo3.1; FeO/MnO = 31); plagioclase (An92.9).

Classification: Achondrite (mesosiderite); low shock, minimal weathering.

Specimens: A 24 g type specimen is on deposit at NAU. GHupé holds the main mass.

Data from:
  MB90
  Table 2
  Line 55:
Place of purchase:Unknown
Date:2004
Mass (g):433
Pieces:1
Class:Mes
Type spec mass (g):24
Institutions
   and collections
NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)
GHupé: Gregory M. Hupé, 9003 Placid Lakes Blvd., Lake Placid, FL 33852, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 90, MAPS 41, 1383-1418 (2006)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Meteorites Australia      
The Hupe Collection   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
METEORITES AUSTRALIA   
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1374 approved meteorites from Morocco (plus 16 unapproved names) (plus 1 impact crater)

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