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Northwest Africa 10164
Basic information Name: Northwest Africa 10164
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10164
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 81 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  Eucrite
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 11 Jun 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10164 (NWA 10164)

(Northwest Africa)

Purchased: 2014 May 5

Classification: HED achondrite (Eucrite)

History: Purchased in Erfoud, May 5, 2014.

Physical characteristics: A single stone partially covered with a shiny fusion crust.

Petrography: Strongly recrystallized igneous rock composed mostly of exsolved pyroxene and plagioclase. Some silicates show triple junctions. Chromite and rare metal.

Geochemistry: Pyroxenes: orthopyroxene Fs60.1±0.4Wo2.3±0.3 (N=7), augite Fs25.9±0.3Wo44.0±0.3 (N=4), FeO/MnO=32.3±1.4 (N=11). Plagioclase An90.4±0.7Ab9.3±0.7Or0.3±0.1 (N=6), chromite Cr#=0.85±0.0 (N=4). Magnetic susceptibility log χ =2.92 (χ in 10-9 m3/kg)

Classification: Eucrite

Specimens: 18 g and a polished section in CEREGE. Main mass with P. Thomas

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2014 May 5
Mass (g):81
Pieces:1
Class:Eucrite
Weathering grade:minimal
Ferrosilite (mol%):60.1±0.4 (N=7) ; 25.9±0.3 (N=4)
Wollastonite (mol%):2.3±0.3 ; 44.0±0.3
Magnetic suscept.:2.92
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):19
Type spec location:CEREGE
Main mass:P. Thomas
Comments:Submitted by J. 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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

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

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