NWA 13066 (8,380 g)
Northwest Africa 13066 (NWA 13066)
Classification: Carbonaceous chondrite (CO3)
History: The meteorite was purchased from a meteorite dealer in Morocco.
Physical characteristics: Dark brownish rock without fusion crust.
Petrography: The meteorite shows a dark brownish interior and is composed of abundant small chondrules, CAIs (up to 500 µm), and mineral fragments some of which surrounded by fine-grained dust rims set into a fine-grained black matrix. Chondrules have a mean diameter of about 0.2 mm; few regions show brownish staining due to terrestrial weathering. Opaque minerals are sulfide and Fe,Ni metal.
|Place of purchase:||Morocco|
|Fayalite (mol%):||17.9±19.7 (1.3-57.3, n=12)|
|Ferrosilite (mol%):||1.4±0.5 (1.0-2.2, n=12)|
|Wollastonite (mol%):||0.8±0.1 (0.7-1.0, n=12)|
|Classifier:||A. Greshake, MNB|
|Type spec mass (g):||21.2|
|Type spec location:||MNB|
|Main mass:||Philippe Schmitt-Kopplin|
|Comments:||Submitted by Ansgar Greshake|