NWA 13210 ( 18,640 g )
Northwest Africa 13210 (NWA 13210)
(Northwest Africa)
Purchased: 2019
Classification: Enstatite chondrite (EL melt rock)
History: The meteorite was purchased from a Morrocan dealer at the mineral show in Munich, Germany.
Physical characteristics: Ten grayish to light brownish individuals without fusion crust.
Petrography: Strongly recrystallized enstatite chondrite predominantly composed of 100-150 µm sized enstatite and less abundant plagioclase grains. Opaque phases are troilite, daubréelite, and metallic iron. Contains some silica, abundant vesicles, and brownish alteration products. No relict chondrules were observed.
Geochemistry: feldspar: An16.3±0.4Ab83.7±0.4 (An15.5-16.9Ab83.1-84.5, n=10)
Classification: Enstatite-melt rock (EL melt rock). Likely paired with Al Haggounia 001 and NWA 12962.
Place of purchase: | Munich, Germany |
Date: | P 2019 |
Mass (g): | 1150 |
Pieces: | 10 |
Class: | EL-melt rock |
Shock stage: | low |
Weathering grade: | low |
Ferrosilite (mol%): | 0.1±0.0 (n=12) |
Wollastonite (mol%): | 1.3±0.1 (n=12) |
Classifier: | A. Greshake, MNB |
Type spec mass (g): | 25.4 |
Type spec location: | MNB |
Main mass: | Hanno Strufe |
Comments: | Submitted by Ansgar Greshake |