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Northwest Africa 5724
Basic information Name: Northwest Africa 5724
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5724
Observed fall: No
Year found: 2008
Country: Morocco
Mass:help 268 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  Howardite
Recommended:  Howardite    [explanation]

This is 1 of 451 approved meteorites classified as Howardite.   [show all]
Search for other: Achondrites, HED achondrites, and Howardites
Comments: Approved 28 Aug 2011
Writeuphelp
Writeup from MB 100:

Northwest Africa 5724 (NWA 5724)

Morocco

Found: 2008

Classification: HED achondrite (Howardite)

Petrography: (T. Bunch, NAU) Subophitic basalt clasts; maskelynite, and highly shocked orthopyroxenes; unusual metal content of 2-3 vol%. Clast modes (vol%): diogenitic 55, eucrites 35, shock-melt/quenched 7, metal 3.

Geochemistry: Diogenites: Fs24.7 (FeO/MnO = 28). Eucrites: Fs56.2 (FeO/MnO = 33)

Data from:
  MB100
  Table 1
  Line 1275:
Place of purchase:Erfoud
Date:2008
Mass (g):268
Pieces:1
Class:Howardite
Shock stage:medium
Weathering grade:low
Ferrosilite (mol%):24.7; 56.2
Wollastonite (mol%):2.6; 8.2
Classifier:T. Bunch, NAU
Type spec mass (g):21.3
Type spec location:NAU
Main mass:DPitt
Comments:Submitted by Bunch
Institutions
   and collections		 NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)
DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
Find references in NASA ADS:
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
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Revision
  history:
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