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NWA 13159 L6 Melt Breccia Chondrite Meteorite Part Slice weighing 2.96g


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NWA 13159 L6 Melt Breccia Chondrite Meteorite Part Slice weighing 2.96g


Northwest Africa 13159
Basic informationName: Northwest Africa 13159
This is an OFFICIAL meteorite name.
Abbreviation: NWA 13159
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 1393 g
Recommended:  L6-melt breccia    [explanation]

This is 1 of 50 approved meteorites classified as L6-melt breccia.   [show all]
Search for other: L chondritesL chondrites (type 4-7)Melted chondritesOrdinary chondrites, and Ordinary chondrites (type 4-7)

Comments:Approved 9 Feb 2020

Writeup from MB 109:

Northwest Africa 13159 (NWA 13159)

(Northwest Africa)

Purchased: 2019

Classification: Ordinary chondrite (L6, melt breccia)

History: The meteorite was purchased from a Morrocan dealer at the mineral show in Munich, Germany.

Physical characteristics: Many small dark brownish individuals lacking any fusion crust.

Petrography: The meteorite dominantly consists of partly recrystallized melt rock regions with characteristic FeNi metal and sufide spherules. Few unmelted regions are of L6 type with plagioclase grains about 80 µm in size; no metal or sulfide veins are observed.

Data from:
Table 0
Line 0:
Place of purchase:Munich, Germany
Date:P 2019
Mass (g):1392.5
Class:L6-melt breccia
Shock stage:S3
Weathering grade:W1
Fayalite (mol%):23.4±0.2 (n=11)
Ferrosilite (mol%):20±0.6 (n=13)
Wollastonite (mol%):1.7±0.1 (n=13)
Classifier:A. Greshake, MNB
Type spec mass (g):23.4
Type spec location:MNB
Main mass:Fabien Kuntz and Ingo Schaefer
Comments:Submitted by Ansgar Greshake