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Northwest Africa 10779
Basic information Name: Northwest Africa 10779
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10779
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 70 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  diogenite
Recommended:  Diogenite    [explanation]

This is 1 of 455 approved meteorites classified as Diogenite.   [show all]
Search for other: Achondrites, Diogenites, and HED achondrites
Comments: Approved 23 Aug 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10779 (NWA 10779)

(Northwest Africa)

Purchased: May 2015

Classification: HED achondrite (Diogenite)

History: Bought in Erfoud, Morocco, in May 2015.

Physical characteristics: A single crusted stone. Cut surface shows a gray interior with brecciated texture.

Petrography: Brecciated igneous rock with mineral clasts to several mm in a clastic matrix. Main minerals are pyroxenes (exsolved or not). Accessory plagioclase, olivine, chromite to 3280 μm, phosphate, troilite (aligned as inclusions in some large silicate crystals), Fe-Ni metal to 60 μm.

Geochemistry: Orthopyroxene Fs23.3±1.5Wo2.3±0.35, FeO/MnO=32.8±2.1 (N=5). Olivine Fa42.2, FeO/MnO=52.3 (N=1). Plagioclase An88.7Ab10.8Or0.5 (N=1). Chromite Cr/(Cr+Al) = 0.72. Magnetic susceptibility log χ (× 10-9 m3/kg) = 2.94.

Classification: Achondrite (Diogenite)

Specimens: 15 g and a polished section at CEREGE. Main mass with Labenne.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P May 2015
Mass (g):70
Pieces:1
Class:diogenite
Weathering grade:minimal
Fayalite (mol%):42.2 (N=1)
Ferrosilite (mol%):23.3±1.5 (N=5)
Wollastonite (mol%):2.3±0.35
Magnetic suscept.:2.94
Classifier:J. Gattacceca, H. Pourkhorsandi, CEREGE
Type spec mass (g):15
Type spec location:CEREGE
Main mass:Labenne Luc
Comments: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)
Labenne: 23, rue de Esperance, 75013 Paris, France; Website (private address; updated 29 Aug 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7655 approved meteorites from (Northwest Africa) (plus 1972 unapproved names)

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