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Marl and Harzburgite Types and Facts


Harzburgite and Marl Types and Facts


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Types of Marl and Harzburgite

Some rocks according to their use or texture are classified into different types. Know more about Marl Texture and Harzburgite Texture. 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 whereas the types of Harzburgite are Not Available.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. Marl and Harzburgite 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. Marl and Harzburgite were used for creating petroglyphs.

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