Dar el Kahal H5-6 441-a

Price: 0.95$/g

 

Basic information:
Name: Dar el Kahal
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2013
Country: Mali
Mass: 85 kg

Classification history:
Recommended: H5-6 [explanation]

Writeup from MB 103: 
Dar el Kahal 22°5’50″N, 2°32’35″W

Gao, Mali

Purchased: Oct 2013

Classification: Ordinary chondrite (H5-6)

History: A first individual, completely covered by black fusion crust, was found by a nomad while searching for historical artifacts near the former salt mines of Taoudenni, northern Mali. During the following systematic search many fragments totaling 85 kg were recovered from a strewn field about 10 km in diameter.

Petrography: The meteorite is an H type breccia consisting of completely recrystallized type 6 and less intensely recrystallized type 5 fragments. The latter contain delineated chondrules. The meteorite is strongly shocked (S4), i.e., olivine shows mosaicism.

Data from MB103, Table 0, Line 0:
State/Prov/County: Gao
Place of purchase: Munich, Germany
Date: P Oct 2013
Latitude: 22°5’50″N
Longitude: 2°32’35″W
Mass (g): 85000
Pieces: many
Class: H5-6
Shock stage: S4
Weathering grade: W1
Fayalite (mol%): 17.4
Ferrosilite (mol%): 16
Wollastonite (mol%): 0.9
Classifier: A. Greshake, MNB
Type spec mass (g): 29.8
Type spec location: MNB
Main mass: Hanno Strufe and Ismaily Sidi Mohamed
Comments: breccia; submitted by Ansgar Greshake

http://www.lpi.usra.edu/meteor/index.php?code=59571


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