Dunite and Phyllite Types and Facts
Features
Constitutes upper part of the Earth's mantle, Generally rough to touch, Host rock for Diamond, Is one of the oldest rock
Easily splits into thin plates, Is one of the oldest rock, Surfaces are often shiny
Archaeological Significance
Types of Dunite and Phyllite
Some rocks according to their use or texture are classified into different types. Know more about Dunite Texture and Phyllite Texture. Types of Dunite are Dunite whereas the types of Phyllite are Phyllite.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. Dunite and Phyllite 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. Dunite and Phyllite were for creating petroglyphs.