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Regional Geology and Metallogeny
Journal Contents
2015
63

Title


G. S. Iskyul

THE KEY SECTION OF THE KUNDA STAGE (MIDDLE ORDOVICIAN) AT THE LAVA RIVER: DETAILED DESCRIPTION AND TRILOBITE BIOSTRATIGRAPHY

The article is described the key section of the Kunda Regional Stage at the Lava River, North­West Russia. The Kunda Stage is divided into Voka, Utria, Putilovo, Plekhanovo and Simankovo members consisting of 29 lithological units. Lateral replacement the «upper oolitic bed» by the Endoceras limestone is found at the section Lava­-15. Nine lithostratigraphic and biostratigraphic marking levels and intervals are distinguished and characterized.
Keywords: Ordovician, clint, Kunda Stage, limestone, marl, lithostratigraphy, Asaphus, Illaenus.

Яндекс.Метрика