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Northwest Africa 8603
Basic information Name: Northwest Africa 8603
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8603
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 28.2 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 604 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Comments: Approved 30 Oct 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8603 (NWA 8603)

(Northwest Africa)

Purchased: 2014 Jan

Classification: Ureilite

History: Purchased by Pierre-Marie Pele in January 2014 from a dealer in Erfoud, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Protogranular assemblage of olivine (with dark reduced rims) and pigeonite.

Geochemistry: Olivine (cores Fa24.7-24.9, Cr2O3 = 0.8 wt.%; rim Fa6.6), pigeonite (Fs19.9-20.1Wo6.4-6.2).

Classification: Ureilite.

Specimens: 8.49 g including one polished thin section at PSF; main mass with Mr. P. Pele.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2014 Jan
Mass (g):28.15
Pieces:1
Class:Ureilite
Shock stage:moderate
Weathering grade:low
Fayalite (mol%):24.7-24.9
Ferrosilite (mol%):19.9-20.1
Wollastonite (mol%):6.4-6.2
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):8.49
Type spec location:PSF
Main mass:P. Pele
Comments:PMP14-1; 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)
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:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8402 approved meteorites from (Northwest Africa) (plus 1899 unapproved names)

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