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Northwest Africa 5587
Basic information Name: Northwest Africa 5587
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5587
Observed fall: No
Year found: 2008
Country: (Northwest Africa)
Mass:help 80.4 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 510 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Comments: Approved 3 Dec 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 5587 (NWA 5587)

(Northwest Africa)

Purchased: 2008

Classification: Ureilite

Petrography: The meteorite is composed of coarse-grained (up to 2 mm) olivine and pigeonite. Olivine shows reduced rims; pigeonite is compositionally zoned, i.e. Mg-rich cores and Fe-rich rims. Carbon is present as graphite.

Geochemistry: reduced olivine rims: Fa6.6-14.1; Cr2O3 in olivine: about 0.5 wt%

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2008
Mass (g):80.4
Pieces:1
Class:Ureilite
Shock stage:low
Weathering grade:low
Fayalite (mol%):21.3
Ferrosilite (mol%):11.4±5.6 (3.8-18, n=23)
Wollastonite (mol%):8.6±1.4 (5.6-11, n=23)
Classifier:A. Greshake, MNB
Type spec mass (g):17.3
Type spec location:MNB
Main mass:Beat Booz
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Beat Booz   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6877 approved meteorites from (Northwest Africa) (plus 2037 unapproved names)

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