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Northwest Africa 14318
Basic information Name: Northwest Africa 14318
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14318
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 1019 g
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  Eucrite
Recommended:  Eucrite    [explanation]

This is 1 of 603 approved meteorites (plus 1 unapproved name) classified as Eucrite.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 20 Dec 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14318 (NWA 14318)

(Northwest Africa)

Purchased: January 2021

Classification: HED achondrite (Eucrite)

History: The meteorite was purchased by Adrián Contreras Gómez in Tinduf, Argelia, in January 2021.

Petrography: Breccia of lithic clasts in a fine-grained matrix dominated by exsolved pyroxene and polycrystalline calcic plagioclase. Melt rock clasts and shock veins are common. Accessories include silica, chromite, and troilite.

Geochemistry: Low-Ca pyroxene Fs36.5-48.2Wo0.9-3.4 (FeO/MnO=28-32, n=13); High-Ca pyroxene Fs17.5-30.2Wo28.8-44.3 (FeO/MnO=26-31, n=11); Plagioclase An83.3-94.5 (n=16).

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Tinduf (Argelia)
Date:P January 2021
Mass (g):1019
Pieces:1
Class:Eucrite
Shock stage:high
Weathering grade:low
Ferrosilite (mol%):36.5-48.2
Wollastonite (mol%):0.9-3.4
Classifier:Jordi Llorca, UPC
Type spec mass (g):20
Type spec location:UPC
Main mass:Adrian Contreras Gomez
Comments:Submitted by Jordi Llorca (UPC)
Institutions
   and collections		 UPC: Institut de Tècniques Energètiques, Universitat Politècnica de Catalunya Diagonal 647, ed. ETSEIB, 08028 Barcelona, Spain, Spain (institutional address; updated 3 May 2015)
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 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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