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Northwest Africa 10514
Basic information Name: Northwest Africa 10514
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10514
Observed fall: No
Year found: 2015
Country: Morocco
Mass:help 12 kg
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  Eucrite-mmict
Recommended:  Eucrite-mmict    [explanation]

This is 1 of 280 approved meteorites classified as Eucrite-mmict.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 3 Feb 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10514 (NWA 10514)

Morocco

Purchased: 2015 April

Classification: HED achondrite (Eucrite, monomict)

History: Purchased by team eegooblago (Brahim Tahiri, Dustin Dickens and Sean Tutorow) from a dealer in Morocco in April 2015.

Physical characteristics: The stone is dark, brownish to redish in colour with impact melt visible around the clasts. Amorphous areas (~1 mm) are present in patches.

Petrography: (S. Hutchinson, UWO) The rock is dominated by calcic plagioclase and low-Ca pyroxene with some silica polymorphs and oxides. Minerals are anhedral. Most pyroxenes show fine exsolution.

Geochemistry: Mineral compositions and geochemistry (EMPA, UWO): pyroxene: Fs57.3±6.8Wo8.3±5.9 (Fs50.5-62.8Wo4.0-16.0, n=17, Fe/Mn=27.5-32.1); calcic plagioclase: An89.1±2.4 (An87.4-91.3, n=20).

Classification: Eucrite, monomict breccia

Specimens: 68.2 g including a thin section and polished mount at UWO. Sean Tutorow holds the main mass.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2015 April
Mass (g):12000
Pieces:1
Class:Eucrite-mmict
Shock stage:high
Weathering grade:medium
Ferrosilite (mol%):57.3±6.8
Wollastonite (mol%):8.3±5.9
Classifier:S. Hutchinson, UWO
Type spec mass (g):68.2
Type spec location:UWO
Main mass:S. Tutorow
Finder:Unknown
Comments:G651; submitted by A. Bouvier, UWO
Institutions
   and collections		 UWO: University of Western Ontario, Department of Earth Sciences, BGS 1026, 1151 Richmond St. N, London, Ontario, Canada N6A 5B7, Canada (institutional address; updated 18 Jul 2015)
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)
Ryan Upchurch   
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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