Types
Phyllite, Schist, and Slate
Basaltic Kimberlites and Micaceous Kimberlites
Features
Easily splits into thin plates, Surfaces are often shiny, Very fine grained rock
Always found as volcanic pipes over deep continental crust, Host rock for Diamond, Is one of the oldest rock, Surfaces are often shiny
Archaeological Significance
Monuments
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Famous Monuments
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Sculpture
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Famous Sculptures
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Pictographs
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Petroglyphs
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Figurines
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Fossils
Absent
Absent