The Julian and Tuvalian lithologic column in the Oslica area starts with dolomitic breccias with limonitic groundmass and with a bauxite giving evidence of areal expose on the boundary between Cordevolian and Julian. Afterwards. precepitation of carbonate rocks followed. In the lithological interval where the limestone breccias predominate. https://www.sahmbuffy.com/product-category/existalite-xcu-combo-units/