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Northwest Africa 13901
Basic information Name: Northwest Africa 13901
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13901
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 3.7 kg
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 660 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Comments: Approved 28 Aug 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 13901 (NWA 13901)

(Northwest Africa)

Purchased: 2020

Classification: Ureilite

History: (Ziyao Wang) Purchased by Ziyao Wang and Wenxi Jin from Fayssal Mezgouri in Agadir, Morocco Nov. 2020.

Physical characteristics: (Ziyao Wang) seven brown stones without fusion crust, Their weights range from 168 to 1350 g, in total 3700 g

Petrography: (R. Bartoschewitz, Bart) silicate grains up to 2.5 mm with triple junctions. Graphite occur at all grain boundaries and on internal silicate cracks. Small metal blebs are present, predominately close to grain rims and on cracks within silicates.

Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Olivine Fa21.5-22.2 (n=10); pigeonite En70Fs18Wo12 (n=9); kamacite Ni=3-8, Co 0.3-0.7 wt% (n=4). Magnetic susceptibility (R. Bartoschewitz, Bart) log χ (× 10-9 m3/kg) = 4.65.

Classification: Ureilite

Specimens: 25.6 g on deposit at IfP, Ziyao Wang holds the main mass, and 109 g with Bart.

Data from:
  MB110
  Table 0
  Line 0:
Origin or pseudonym:desert
Place of purchase:Agadir, Morocco
Date:P 2020
Mass (g):3700
Pieces:7
Class:Ureilite
Fayalite (mol%):21.9±0.2 (n=10)
Ferrosilite (mol%):17.8±0.2 (n=9)
Wollastonite (mol%):11.8±0.2
Magnetic suscept.:4.65
Classifier:R. Bartoschewitz
Type spec mass (g):25.6
Type spec location:IfP
Main mass:Ziyao Wang and Wenxi Jin
Finder:anonymous
Comments:working name WZ177; submitted by R. Bartoschewitz
Institutions
   and collections		 IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)
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 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)
Chunliang Zhang            
Public domain photographs:
Rainer Bartoschewitz   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
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Revision
  history:
  This lists important revisions made to data for this record.

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