Limestone

Rock type: 
Age: 
135 millions years

Russia, Karachay-Cherkess Republic, canyon of the river Alikonovka. Limestones, limestones sandstones, oolitic limestones, interlayers of marls. Fossil: Thurmanniceras cf. thurmanni Pict., Phasianela personi Chaff., Purpuroidea longa Pcel., Grammatodon cabadinensis Mordv. Lower Cretaceous. Valanginian

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