Lower Kopanina Member
Geology
Formation: Kopanina
Lithologies: not reported (1), "shale" (1), grainstone (2), "limestone" (8)
Paleoenvironments: marine indet. (3), carbonate indet. (6), reef, buildup or bioherm (1)
Age range: Gorstian or 426.70000 to 425.00000 Ma