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Northwest Africa 8592
Basic information Name: Northwest Africa 8592
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8592
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 290 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  Diogenite-pm
Recommended:  Diogenite-pm    [explanation]

This is 1 of 38 approved meteorites classified as Diogenite-pm.   [show all]
Search for other: Achondrites, Diogenites, and HED achondrites
Comments: Approved 30 Oct 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8592 (NWA 8592)

(Northwest Africa)

Purchased: 2014 Jan

Classification: HED achondrite (Diogenite, polymict)

History: Purchased by F. Kuntz in January 2014 from a dealer in Rissani, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Fragmental breccia composed predominantly of diogenite clasts and related debris, plus ~2 vol.% basaltic eucrite clasts.

Geochemistry: Diogenitic orthopyroxene (Fs20.6-22.7Wo1.6-2.3, FeO/MnO =28-30; Fs33.5Wo2.5, FeO/MnO = 35), augite (Fs19.2Wo42.8, FeO/MnO = 22; Fs42.1Wo45.7, FeO/MnO =25), orthopyroxene host (Fs44.5Wo3.1, FeO/MnO = 25), clinopyroxene exsolution lamella (FS23.7Wo39.7, FeO/MNO = 26), olivine (Fa34.5, FeO/MnO = 53).

Classification: Diogenite (polymict)

Specimens: 21.43 g including one polished thick section at PSF; main mass with Kuntz.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Rissani
Date:P 2014 Jan
Mass (g):290
Pieces:1
Class:Diogenite-pm
Shock stage:low
Weathering grade:low
Fayalite (mol%):34.5
Ferrosilite (mol%):20.6-22.7; 33.5
Wollastonite (mol%):1.6-2.3; 2.5
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21.43
Type spec location:PSF
Main mass:F. Kuntz
Comments:K215; submitted by P. Sipiera
Institutions
   and collections
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Kuntz: Fabien Kuntz, France; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Predrag Radovic   
Stefano De Fazi   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6900 approved meteorites from (Northwest Africa) (plus 2035 unapproved names)

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