© O.L. Savelyeva1,2

1Institute of Volkanology and Seismology FED RAS, Petropavlovsk-Kamchatsky, 683006
2Kamchatka State University named after Bering, Petropavlovsk-Kamchatsky, 683032

The paper considers the problem of the genesis of Cretaceous paleoоceanic deposits built by rhythmic packets of jasper and limestone from the Smagin Suite of the Kamchatsky Mys Peninsula. Two alternative models are proposed to explain the origin of this association which invoke either periodic volcanism or climatic oscillations.