In the area between Pesača and Dobra the complete Jurassic lithological column is developed, from the Earliest Jurassic – basal Hettanginian facies to Lowest Jurassic-Tithonian sediments, representing a typical column of the South Carpathians.
Geological profile of Pesača- Classic profile of marine Jurassic in South Carpathians (under state protection). Legend: 1. Permian clastites and volcanic rocks; 2. basal conglomerates of Lower Jurassic; 3, 4, 5. Barrier-lagoon clastites and carbonate rocks with marine fauna (Upper Liassic); 6, 7. Subarkose and limestone (Lower Dogger); 8. Posidonia beds with Dogger ammonites; 9. Limestones with cherts (Upper Jurassic); 10. Upper Jurassic radiolarites.