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Northwest Africa 12466
Basic information Name: Northwest Africa 12466
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12466
Observed fall: No
Year found: 2014
Country: Morocco
Mass:help 34 g
Classification
  history:
Recommended:  Eucrite    [explanation]

This is 1 of 418 approved meteorites classified as Eucrite.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 22 Feb 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12466 (NWA 12466)

Morocco

Purchased: 2014 Jan

Classification: HED achondrite (Eucrite)

Physical characteristics: Grayish stone.

Petrography: Igneous rock with unbrecciated, variolitic texture. Main mienrals are plagioclase and pyroxene. Accessories minerals, troilite, silica polymorph, chromite, metal and ilmenite.

Geochemistry: Low-Ca pyroxene Fs61.3±0.8Wo6.4±0.2, FeO/MnO= 29.6±1.5 (n=7). Augite exsolution Fs32.2Wo40.1 (n=2). Plagioclase An90.3±0.4Ab9.1±0.3Or0.6±0.1 (n=4).

Classification: Eucrite

Specimens: 6.06 g and a polished section at CEREGE. Main mass with Pierre-Marie Pelé.

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2014 Jan
Mass (g):33.98
Pieces:1
Class:Eucrite
Weathering grade:low
Ferrosilite (mol%):61.3±0.8 (n=7)
Wollastonite (mol%):6.4±0.2
Magnetic suscept.:3.35
Classifier:J. Gattacceca, L.K. Ruggiu, CEREGE
Type spec mass (g):7
Type spec location:CEREGE
Main mass:Pierre-Marie Pelé
Comments:Work name D001; submitted by Lisa Kraemer Ruggiu
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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1338 approved meteorites from Morocco (plus 14 unapproved names) (plus 1 impact crater)

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