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Northwest Africa 13763
Basic information Name: Northwest Africa 13763
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13763
Observed fall: No
Year found: 2019
Country: Morocco
Mass:help 119 g
Classification
  history:
Recommended:  Martian (Shergottite)    [explanation]

This is 1 of 284 approved meteorites (plus 2 unapproved names) classified as Martian (Shergottite).   [show all]
Search for other: Martian meteorites
Comments: Approved 13 Mar 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 13763 (NWA 13763)

Agadir, Morocco

Purchased: Jun 2019

Classification: Martian meteorite (Shergottite)

History: The meteorite was purchased by Ziyao Wang from Fayssal Mezgouri in Agadir, Morocco, Jun 2019.

Physical characteristics: The specimen has an irregular shape with dark color. It has no fusion crust, but with a lot of shallow pits on the surface. The cut is gray in color, and the glassy maskelynite grains and some dark shock pockets are present.

Petrography: Petrology (H.Chen and B. Miao, GUT): It has a sub-ophitic to gabbro texture composed predominantly of zoned prismatic pyroxene and lath-like maskelynite together with accessary ilmenite, silica polymorphs, troilite, apatite. Some shock pockets containing symplectite intergrowths of fayalite-silica-hedenbergite are present.

Geochemistry (H.Chen and B. Miao, GUT): Low-Ca pyroxene cores (Fs16.6-17.0Wo1.0-1.2, FeO/MnO=24-25, N=9), ferropigeonite (Fs54.5-84.7Wo11.5-19.0, FeO/MnO=40-47, N=14), maskelynite (An41.6-52.8Or0.7-2.8, N=12)

Classification: Martian (shergottite)

Specimens: 26 g including one polished thin section at GUT, remainder with Ziyao Wang.

Data from:
  MB110
  Table 0
  Line 0:
State/Prov/County:Agadir
Place of purchase:Agadir, Morocco
Date:P Jun 2019
Mass (g):119
Pieces:1
Class:Martian (Shergottite)
Shock stage:High
Weathering grade:Low
Classifier:H. Chen and B. Miao, GUT
Type spec mass (g):26
Type spec location:GUT
Main mass:Ziyao Wang
Finder:Anonymously
Comments:Submitted by Bingkui Miao
Institutions
   and collections
GUT: College of Earth Sciences, Guilin University of Technology, 12 Jiangan Road, Guilin 541004, China (institutional address; updated 18 Oct 2012)
Catalogs:
References: Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Ziyao Wang            
Public domain photographs:
Bingkui Miao            
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is the only approved meteorite from Agadir, Morocco
     This is 1 of 1903 approved meteorites from Morocco (plus 27 unapproved names) (plus 1 impact crater)

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