Nepheline Syenite and Pyrolite Types and Facts
Types
Borolanite and Litchfieldite
Dunite, Wehrlite, Harzburgite, Lherzolite
Features
Application of acids on the surface causes cloudy frosting, Available in Lots of Colors and Patterns, Dissolves in hydrochloric acid, Is one of the oldest rock
Constitutes upper part of the Earth's mantle, Generally rough to touch, Is one of the oldest rock
Archaeological Significance
Famous Monuments
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Data Not Available
Famous Sculptures
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Data Not Available
Types of Nepheline Syenite and Pyrolite
Some rocks according to their use or texture are classified into different types. Know more about Nepheline Syenite Texture and Pyrolite Texture. Types of Nepheline Syenite are Borolanite and Litchfieldite whereas the types of Pyrolite are Dunite, Wehrlite, Harzburgite, Lherzolite.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. Nepheline Syenite and Pyrolite 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. Nepheline Syenite and Pyrolite were used for creating petroglyphs.