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Northwest Africa 12481
Basic information Name: Northwest Africa 12481
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12481
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 61.3 g
Classification
  history:
Recommended:  Eucrite-melt breccia    [explanation]

This is 1 of 25 approved meteorites classified as Eucrite-melt breccia.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 27 Mar 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12481 (NWA 12481)

(Northwest Africa)

Purchased: 2018 March

Classification: HED achondrite (Eucrite, melt breccia)

Petrography: Brecciated igneous rock with lithic and mineral clasts set in a melt rock matrix. Main minerals are pyroxene (both exsolved and not exsolved) and plagioclase. Accessory silica polymorph (to 100 µm), troilite, FeNi metal.

Geochemistry: Pyroxene: low-Ca Fs57.4±2.0Wo4.7±2.5 (n=4), augite Fs27.1±0.8Wo42.8±0.8 (n=3), FeO/MnO=32.4±3.3 (n=7). Plagioclase An89.8Ab97Or0.5 (n=2).

Classification: Eucrite-melt breccia.

Specimens: Type specimen at CEREGE. Main mass with Kuntz.

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Zagora, Morocco
Date:P 2018 March
Mass (g):61.3
Pieces:1
Class:Eucrite-melt breccia
Weathering grade:high
Ferrosilite (mol%):57.4±2.0 (n=4)
Wollastonite (mol%):4.7±2.5
Magnetic suscept.:2.89
Classifier:J. Gattacceca, L. Krämer Ruggiu, CEREGE
Type spec mass (g):12.69
Type spec location:CEREGE
Main mass:Kuntz
Comments:work name K377; 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. 108, in preparation (2019)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7005 approved meteorites from (Northwest Africa) (plus 2002 unapproved names)

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