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Northwest Africa 10588
Basic information Name: Northwest Africa 10588
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10588
Observed fall: No
Year found: 2015
Country: Morocco
Mass:help 1148 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  CK3
Recommended:  CK3    [explanation]

This is 1 of 86 approved meteorites classified as CK3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CK chondrites, CK3 chondrites, and CV-CK clan chondrites
Comments: Approved 15 Jun 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10588 (NWA 10588)

Morocco

Purchased: 2015

Classification: Carbonaceous chondrite (CK3)

Petrography: The rock has a strong petrofabric; chondrules are significantly fractured. Many chondrules have igneous rims; the average chondrule diameter is ~900 μm. Broken amoeboid olivine inclusions are present. Also present is a CAI composed of olivine, diopside and anorthite that may be a melted AOI. Unlike typical CK chondrites, the matrix of the meteorite is opaque (as in CV3 chondrites); unlike most CV chondrites, the mean olivine Fa content is very high. The matrix constitutes 35-40 vol.% of the rock. Low-Ca pyroxene exhibits polysynthetic twinning. Olivine grains exhibit weak mosaic extinction. Limonite patches and veins are present. There are also small sulfide grains and a few magnetite grains 10-20 μm in size.

Geochemistry: This rock seems to be intermediate between normal CV3 chondrites and typical CK4 chondrites. CK3 is the best classification.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2015
Mass (g):1148.3g
Pieces:2
Class:CK3
Shock stage:S4
Weathering grade:W3
Fayalite (mol%):27.4±7.6 (n=19)
Ferrosilite (mol%):12.1±8.4 (1.2-31.5, n=20)
Wollastonite (mol%):0.9 ± 0.7
Classifier:A. Rubin and J. Breen, UCLA
Type spec mass (g):27.4
Type spec location:UCLA
Main mass:Sean Tutorow
Comments:G654; submitted by Sean Tutorow
Institutions
   and collections
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
An R•J   
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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