Osseo is an iron meteorite found in 1931 by Mr. Frank Johnston about from Osseo, Ontario. It was about long. No fireball was observed and there was no evidence that it was a recent fall. Classification It is a coarse octahedrite, IAB complex. Fragments The main mass is in the Smithsonian Institution, Washington. See also Glossary of meteoritics References External links Encyclopedia of Meteorites: Osseo Meteorites found in Canada 1931 in Canada 1931 in Ontario Geology of Ontario