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Northwest Africa 5924
Basic information Name: Northwest Africa 5924
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5924
Observed fall: No
Year found: 2009
Country: (Northwest Africa)
Mass:help 48.6 g
Classification
  history:
Recommended:  Lodranite    [explanation]

This is 1 of 80 approved meteorites classified as Lodranite.   [show all]
Search for other: Acapulcoite-lodranite family, Lodranites, and Primitive achondrites
Comments: Approved 6 Oct 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 5924 (NWA 5924)

(Northwest Africa)

Purchased: 2009

Classification: Primitive achondrite (Lodranite)

History: The meteorite was purchased from a local meteorite dealer in Erfoud, Morocco.

Physical characteristics: Light brownish rock with some fusion crust.

Petrography: The meteorite is a coarse-grained breccia predominantly composed of up to 1.5 mm sized angular to subrounded olivine, orthopyroxene, and clinopyroxene grains. Minor phases include FeNi metal, troilite, and chromite. Some veins filled with secondary calcite are present. No plagioclase detected.

Geochemistry: olivine: Fa10.9±0.1, FeO/MnO=26±2, n=13; low-Ca pyroxene: Fs9.5±0.4Wo1.5±0.3, FeO/MnO=14±1, n=15; Ca-pyroxene: Fs3.8±0.2Wo44.8±0.7, FeO/MnO=9±1, Cr2O3 = 0.97 wt%, n=15

Classification: Lodranite (breccia)

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2009
Mass (g):48.6
Pieces:1
Class:Lodranite
Shock stage:moderate
Weathering grade:high
Fayalite (mol%):10.9
Ferrosilite (mol%):9.5; 3.8
Wollastonite (mol%):1.5; 44.8
Classifier:A. Greshake, MNB
Type spec mass (g):10.6
Type spec location:MNB
Main mass:Hanno Strufe
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6968 approved meteorites from (Northwest Africa) (plus 2012 unapproved names)

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