Kainsaz meteorite

Fifteen pieces of the Kainsaz meteorite were seen to fall near Kainsaz, Muslyumovo, Tatarstan in the Russian SFSR on September 13, 1937. The largest weighed, the total weight was ~. pieces were on sale for ~/g. Kainsaz is the only observed fall in Tatarstan.

History

A fireball was observed which left a dust train and broke into fragments during flight in a series of detonations that were heard up to away. The strewn field of was oriented SE-NW with the largest stone falling at the NW end, the smallest near the village of Kosteevo at the SE end.

Mineralogy

Most of the chondrules are either droplet or lithic. The remaining 10 % are barred olivine, radial pyroxene, cryptocrystalline, glassy, sulfide-metal, micro-poikilitic and complex chondrules.

Classification

Kainsaz is classified as a CO3.2. This stands for CO group, petrologic type = 3, and subtype = 2. The group is part of the CM-CO clan and a member of the carbonaceous chondrites.