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Northwest Africa 12528
Basic information Name: Northwest Africa 12528
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12528
Observed fall: No
Year found: 2015
Country: Morocco
Mass:help 43 g
Classification
  history:
Meteoritical Bulletin:  MB 108  (2020)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 658 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Comments: Approved 14 Sep 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12528 (NWA 12528)

Morocco

Purchased: 2015

Classification: Ureilite

History: (Ziyao Wang) Purchased by Ziyao Wang from Aras Jonika in 2015, who obtained it in Agadir, Morocco

Physical characteristics: (Ziyao Wang) one brown stone of 43 g, without fusion crust.

Petrography: (R. Bartoschewitz, Bart) olivine (~4 mm) and pyroxene (~2 mm) grains with tiny metal inclusions and intgerstitial graphite, diamond, and metal.

Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Olivine Fa20.2±1.2 (n=21); pigeonite En74Fs17Wo9 (n=10). Kamacite Ni=4.4, Co=0.4 (n=2) (all wt-%). Magnetic susceptibility (R. Bartoschewitz, Bart) log χ (× 10-9 m3/kg) = 4.45

Classification: Ureilite

Specimens: 8.62 g on deposit at Kiel, Ziyao Wang holds the main mass, and 6 g with Bart.

Data from:
  MB108
  Table 0
  Line 0:
Origin or pseudonym:desert
Place of purchase:Agadir,Morocco
Date:P 2015
Mass (g):43
Pieces:1
Class:Ureilite
Fayalite (mol%):20.2±1.2 (n=21)
Magnetic suscept.:4.45
Classifier:R. Bartoschewitz
Type spec mass (g):8.62
Type spec location:Kiel
Main mass:Wang Ziyao
Finder:anonymous
Comments:working name WZ107; submitted by R. Bartoschewitz
Institutions
   and collections
Kiel: Geologisches und Mineralogisches Museum, Institut für Geowissenschaften, Christian-Albrechts-Universität Kiel, Ludewig-Mayn-Str. 10, D-24118 Kiel, Germany, Germany (institutional address; updated 13 Sep 2013)
Bart: Bartoschewitz Meteorite Laboratory, Weiland 37, D-38518 Gifhorn, Germany; Website (private address; updated 30 Nov 2019)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
Find references in NASA ADS:
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2049 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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