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Northwest Africa 12468
Basic information Name: Northwest Africa 12468
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12468
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 25.4 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 12468 (NWA 12468)

(Northwest Africa)

Purchased: 2015 Jun

Classification: HED achondrite (Eucrite)

History: Purchased in june 2015 at Saint Marie aux Mines mineral show

Physical characteristics: Dark-brown crusted stone. Cut surface reveals light-gray interior.

Petrography: Igneous rock with brecciated texture, metal-rich clasts. Main minerals are pyroxene and plagioclase. Accessories minerals are silica polymorph, metal, polycristalline troilite and chromite.

Geochemistry: Low-Ca pyroxene Fs46.3±6.2Wo9.3±5.8 (n=7), rangeFs35.9-54.7Wo21.3-1.8, FeO/MnO=33.6±2.2. Plagioclase An93.9±0.5Ab5.8±0.6Or0.3±0.0 (n=3).

Classification: Achondrite (eucrite)

Specimens: 5.13 g and a polished section at CEREGE. Main mass with Pierre-Marie Pelé.

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Sainte Marie aux Mines mineral show
Date:P 2015 Jun
Mass (g):25.36
Pieces:1
Class:Eucrite
Weathering grade:moderate
Ferrosilite (mol%):46.3±6.2 (n=7)
Wollastonite (mol%):9.3±5.8
Magnetic suscept.:4.40
Classifier:J. Gattacceca, L.K. Ruggiu, CEREGE
Type spec mass (g):5.13
Type spec location:CEREGE
Main mass:Pierre-Marie Pelé
Comments:Work name PM15E1; 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: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6672 approved meteorites from (Northwest Africa) (plus 2024 unapproved names)

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