Types
Clinopyroxenites, Orthopyroxenites and Websterites
Nepheline-Basanite, Analcite-Basanite and Leucite-Basanite
Features
Generally rough to touch, Host rock for Diamond, Is one of the oldest rock
Clasts are smooth to touch, Easily splits into thin plates, Has High structural resistance against erosion and climate, Used as a touchstone
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