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Northwest Africa 8652
Basic information Name: Northwest Africa 8652
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8652
Observed fall: No
Year found: 2014
Country: Morocco
Mass:help 880 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  Acapulcoite
Recommended:  Acapulcoite    [explanation]

This is 1 of 79 approved meteorites classified as Acapulcoite.   [show all]
Search for other: Acapulcoite-lodranite family, Acapulcoites, and Primitive achondrites
Comments: Approved 11 Dec 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8652 (NWA 8652)

Morocco

Found: April 2013

Classification: Primitive achondrite (Acapulcoite)

Physical characteristics: A single stone with well-preserved fusion crust.

Petrography: The specimen is recrystallized into homogeneous polygonal and subhedral grains with a grain size of 30-400 μm. Major phases include olivine, pyroxene and plagioclase.

Geochemistry: Plagioclase, An15.1±0.4Ab80.8±0.6 (An14.4-15.8Ab80.2-82.0, n=8); olivine, 10.8±0.2 (Fa10.3-11.2, FeO/MnO = 16.7-21, n=10); orthopyroxene Fs10.2±0.3Wo1.5±0.3 (Fs9.7-10.6Wo1.0-1.9, FeO/MnO = 11.5-12.6, n=9); diopside Fs4.4±0.3Wo44.8±0.6 (Fs3.8-4.7Wo44.2-46.2, FeO/MnO = 7.5-9.7, n=12).

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Erfoud Morocco
Date:April 2013
Mass (g):880
Pieces:1
Class:Acapulcoite
Weathering grade:moderate
Fayalite (mol%):10.8±0.2
Ferrosilite (mol%):10.2±0.3; 4.4±0.3
Wollastonite (mol%):1.5±0.3; 44.8±0.6
Classifier:Wu Y., PMO
Type spec mass (g):20
Type spec location:PMO
Main mass:Ke Zuokai
Comments:Submitted by Hsu W.
Institutions
   and collections
PMO: Purple Mountain Observatory, Nanjing, China (institutional address; updated 16 Dec 2011)
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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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1488 approved meteorites from Morocco (plus 22 unapproved names) (plus 1 impact crater)

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