Sandstone

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

Russia, Caucasus, Stavropol Territory, Kislovodsk. Clay sandstone containing glauconite, with intercalations of calcareous sandstone. Thickness - 100 meters. Fossil; Hypacanthoplites nolani Seum., Hypacanthoplites jacobi Coll. Lower Cretaceous. Albian.

Greece, Peloponnese, Kalavrita, Mega Spileo. Coarse sandstones and conglomerates. Pliocene.

Greece, Peloponnese, Kalavrita, canyon Vouraikos river. Coarse sandstones and conglomerates (at the bottom of the photo). Pliocene.

Greece, Peloponnese, Kalavrita, canyon Vouraikos river. Coarse sandstones and conglomerates. Pliocene.

Greece, Peloponnese, Kalavrita, canyon Vouraikos river. Coarse sandstones and conglomerates. Pliocene.

Russia, Khabarovsk Territory. Tufogenic sandstones (?).  Thickness - 20 metres. Upper Cretaceous.

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

Russia, Khabarovsk Territory. Polymictic sandstones, fine-grained. Pionerskaya series. Thickness - 800 metres. Lower Cretaceous. Valanginian.

Russia, Khabarovsk Territory. Dark gray, gray siltstones with interbeds of sandstones. Pionerskaya series. Thickness - 800 metres. Lower Cretaceous. Valanginian.