NWA 7580 (23,300 g)

Place of purchase:
Ensisheim, France
Date:
P 2012
Mass (g):
782
Pieces:
1
Class:
L-melt breccia
Shock stage:
S4
Weathering grade:
W1/2
Fayalite (mol%):
22.5
Ferrosilite (mol%):
15.3±3.5 (9.3-19.3, n=22)
Classifier:
A. Greshake, MNB
Type spec mass (g):
20.8
Type spec location:
MNB
Main mass:
Hanno Strufe
Comments:
The meteorite is heavily fragmented and thoroughly molten. Several areas are recrystallized with compositionally zoned pyroxenes of Fs9.3-17. Regions not affected by melting have equilibrated L type olivine (Fa22.5) and pyroxene (Fs19).; submitted by Ansgar Greshake