Travertine and Shale Types and Facts

Travertine

Shale

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Types

Thermal Travertine and Tufa

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

Features

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

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

Archaeological Significance

Monuments

Famous Monuments

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

Jantar Mantar in India

Sculpture

Famous Sculptures

Pictographs

Petroglyphs

Figurines

Fossils

Present

Types of Travertine and Shale

Some rocks according to their use or texture are classified into different types. Know more about Travertine Texture and Shale Texture. Types of Travertine are Thermal Travertine and Tufa whereas the types of Shale are Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale.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. Travertine and Shale 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. Travertine and Shale were for creating petroglyphs.