Types
Features
Monuments
Famous Monuments
Sculpture
Famous Sculptures
Pictographs
Petroglyphs
Figurines
Fossils
Nepheline-Basanite, Analcite-Basanite and Leucite-Basanite
Clasts are smooth to touch, Easily splits into thin plates, Has High structural resistance against erosion and climate, Used as a touchstone
Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale
Easily splits into thin plates, Generally rough to touch, Very fine grained rock