Shale and Travertine Types and Facts

Shale

Travertine

Add ⊕

Types

Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale

Thermal Travertine and Tufa

Features

Easily splits into thin plates, Generally rough to touch, Very fine grained rock

Stalactites and stalagmites are formed from this rock, Surfaces are often shiny, Very fine grained rock

Archaeological Significance

Monuments

Famous Monuments

Jantar Mantar in India

Colosseum in Rome, Italy, Sacré Coeur in Paris, France, Trevi Fountain in Rome, Italy

Sculpture

Famous Sculptures

Pictographs

Petroglyphs

Figurines

Fossils

Present

Types of Shale and Travertine

Some rocks according to their use or texture are classified into different types. Know more about Shale Texture and Travertine Texture. Types of Shale are Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale whereas the types of Travertine are Thermal Travertine and Tufa.During historic times, some rocks depending on their hardness were used to create Pictographs and Petroglyphs. Rocks which are hard were generally not used. Pictographs are paintings or drawings that have been placed or created on the surface of rock. Shale and Travertine were for creating pictographs. Petroglyph is an image which is carved into a rock. These are images created by removing part of a rock surface by incising, picking, carving or abrading, as a form of rock art. Shale and Travertine were for creating petroglyphs.