[meteorite-list] pyrite not magnetic

[Laurence Garvie]

Pyrite, as in FeS2 is not ferromagnetic but diamagnetic. Upon heating  
pyrite oxidizes and produces magnetic products (oxides). In contrast,  
CoS2 with the pyrite structure is ferromagnetic. Anyway, pyrite is  
rarely found in meteorites.
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Dr. Laurence A.J. Garvie
School of Earth and Space Exploration (SESE)
Arizona State University
Tempe
AZ 85287-1404
USA

phone +480 965 0470
fax +480 965 8102
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