[meteorite-list] RFS Picture of the Day, Sep 20, 2008

[bernd.pauli at paulinet.de]

Tom wrote:

"CK3.8 thin section in cross polarized light. This particular thin section
 has a large CAI. Within this inclusion is a most interesting structure". 

Hello All,

These quatrangular, square-shaped crystals are probably hercynitic spinel
(FeAl2O4).

Best,

Bernd