Travertine and Marl Types and Facts

Travertine

Marl

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Types

Not Available

Clay Marl ,Blue Marl, Red Marl, High Bank Marl, Shell Layer Marl, Under Shell Layer Marl, Sand Marl, Green Marl, Grey Marl and Clayey Marl

Features

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

Generally rough to touch, Is one of the oldest rock, Splintery, Very fine grained rock

Archaeological Significance

Monuments

Used

Not Yet Used

Famous Monuments

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

Not Applicable

Sculpture

Used

Famous Sculptures

Not Available

Pictographs

Used

Petroglyphs

Used

Figurines

Used

Fossils

Present

Types of Travertine and Marl

Some rocks according to their use or texture are classified into different types. Know more about Travertine Texture and Marl Texture. Types of Travertine are Not Available whereas the types of Marl are Clay Marl ,Blue Marl, Red Marl, High Bank Marl, Shell Layer Marl, Under Shell Layer Marl, Sand Marl, Green Marl, Grey Marl and Clayey Marl.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 Marl were used 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 Marl were used for creating petroglyphs.