Types
Features
Monuments
Famous Monuments
Sculpture
Famous Sculptures
Pictographs
Petroglyphs
Figurines
Fossils
Carbonate-rich Shale, Siliceous Shale and Cannel Shale
Easily splits into thin plates, Generally rough to touch, Is one of the oldest rock, Very fine grained rock
Intermediate volcanic rock
Has High structural resistance against erosion and climate, Host rock for Diamond, Very fine grained rock