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Northwest Africa 5915
Basic information Name: Northwest Africa 5915
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5915
Observed fall: No
Year found: 2008
Country: (Northwest Africa)
Mass:help 78.9 g
Classification
  history:
Recommended:  Eucrite    [explanation]

This is 1 of 565 approved meteorites (plus 1 unapproved name) classified as Eucrite.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 17 Oct 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 5915 (NWA 5915)

(Northwest Africa)

Purchased: 2008

Classification: HED achondrite (Eucrite)

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

Physical characteristics: Grayish rock with some fusion crust.

Petrography: Coarse-grained, unbrecciated basalt displaying an ophitic texture of up to 1 mm sized exsolved pyroxene and often lath-shaped calcic plagioclases. Minor phases are silica, chromite, ilmenite, and FeS. No metallic iron has been detected. The meteorite contains some shock melt veins.

Geochemistry: low-Ca pyroxene: Fs57.4±0.8Wo4.4±1.0 (Fs56.7-59.2Wo3.4-5.9, FeO/MnO=25-34, n=9); Ca-pyroxene: Fs26.8±0.2Wo42.6±0.2 (Fs26.5-27.0Wo42.3-42.9, FeO/MnO=26-29, n=5); calcic plagioclase: An86.4±3.1 (An80.2-90.1, n=10)

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2008
Mass (g):78.9
Pieces:1
Class:Eucrite
Shock stage:moderate
Weathering grade:low
Ferrosilite (mol%):57.4; 26.8
Wollastonite (mol%):4.4; 42.6
Classifier:A. Greshake, MNB
Type spec mass (g):16.4
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; updated 24 Dec 2011)
Catalogs:
References: Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8777 approved meteorites from (Northwest Africa) (plus 1879 unapproved names)

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