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Northwest Africa 13493
Basic information Name: Northwest Africa 13493
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13493
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 111.6 g
Classification
  history:
Recommended:  Eucrite    [explanation]

This is 1 of 513 approved meteorites (plus 1 unapproved name) classified as Eucrite.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 14 Nov 2020
Writeuphelp
Writeup from MB 109:

Northwest Africa 13493 (NWA 13493)

(Northwest Africa)

Purchased: 2019 Oct

Classification: HED achondrite (Eucrite)

History: Bought from a dealer from northwest Africa.

Petrography: (J. Gattacceca, CEREGE) Igneous rock with doleritic texture. Grain size ~500 μm. Main minerals are low-Ca pyroxene (exsolved) and plagioclase. Other minerals: ilmenite, metal, silica polymorph.

Geochemistry: Low-Ca pyroxene Fs60.0±0.9Wo2.1±0.1, FeO/MnO = 33.1±1.4 (n=3). Plagioclase An88.3Ab11.2Or0.5 (n=2).

Classification: Achondrite (eucrite).

Data from:
  MB109
  Table 0
  Line 0:
Place of purchase:Munich, Germany
Date:P 2019 Oct
Mass (g):111.6
Pieces:1
Class:Eucrite
Ferrosilite (mol%):60.0±0.9 (n=3)
Wollastonite (mol%):2.1±0.1
Magnetic suscept.:2.66
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):20.5
Type spec location:CEREGE
Main mass:Kuntz
Comments:work name K474; submitted by Jérôme Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)
Kuntz: Fabien Kuntz, France; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7885 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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