ON OFFER INDIVIDUAL UREILITE METEORITE OF 218 GRAMS.
This unique meteorite is officially classified & approved as NWA 13239 and was recently discovered in Timbuktu Mali in Aug 2019 & classified by world renowned and profoundly respected Dr Anthony J. Irving and team at University of Washington.
Name: Northwest Africa 13239 this is an official meteorite name
DISCOVERED IN TIMBUKTU MALI
IN AUGUST 2019
YOU ARE BUYING ONE SPECIMEN OF 218 GRAMS
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First express class delivery and provenance provided.
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OFFICIAL CLASSIFICATION DATA SOURCE:
THE METEORITICAL SOCIETY
INTERNATIONAL SOCIETY FOR METEORITICS AND PLANETARY SCIENCE
LUNAR AND PLANETARY INSTITUTE
METEORITICAL BULLETIN DATABASE
Northwest Africa 13239
Basic information Name: Northwest Africa 13239
This is an OFFICIAL meteorite name.
Abbreviation: NWA 13239
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 287 g
This is 1 of 526 approved meteorites classified as Ureilite.
Search for other: Achondrites, Ureilites
Comments: Approved 28 Mar 2020
Writeup from MB 109:
Northwest Africa 13239 (NWA 13239)
Purchased: 2019 Aug
History: Purchased by Mbark Arjda in August 2019 from a dealer in Timbuktu, Mali.
Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Aggregate (mean grainsize 1.2 mm) of olivine with thick opaque, reduced magnesian rims (~75 vol.%), pigeonite (~25 vol.%) and accessory bladed grains of graphite.
Geochemistry: Olivine (cores Fa21.3-21.7, N = 3; rims Fa3.0-3.2, N = 2), pigeonite (Fs10.5-18.1Wo6.5-14.0, N = 4).
Specimens: 25.0 g including one polished thin section at UWB; remainder with Mr. M. ARJDAL
Place of purchase: Timbuktu, Mali
Date: P 2019 Aug
Mass (g): 287
Shock stage: low
Weathering grade: low
Fayalite (mol%): 21.3-21.7
Ferrosilite (mol%): 10.5-18.1
Wollastonite (mol%): 6.5-14.0
Classifier: A. Irving, UWS, and P. Carpenter, WUSTL
Type spec mass (g): 25.0
Type spec location: UWB
Main mass: M. Arjdal
Comments: Work name Arj ZM 86; submitted by A. Irving
and collections UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS: NASA ADS
Find references in Google Scholar: Google Scholar
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- Main Mineral/ Name Meteorite
- NWA 13239 UREILITE METEORITE
- Mineral Form/ Type Meteorite
- Achondrite Meteorite
- 218 g
- Origin (Region/ City)
- Origin (Country)