Peridotite and Siltstone Types and Facts
Types
Dunite, Wehrlite, Harzburgite, Lherzolite and Pyrolite
  
Not Available
  
Features
Constitutes upper part of the Earth's mantle, Generally rough to touch, Host rock for Diamond, Is one of the oldest rock
  
Available in Lots of Colors and Patterns, Easily splits into thin plates, Generally rough to touch, High silica content, Very fine grained rock
  
Archaeological Significance
  
  
Monuments
Used
  
Not Yet Used
  
Famous Monuments
Data Not Available
  
Not Applicable
  
Sculpture
Used
  
Used
  
Famous Sculptures
Data Not Available
  
Data Not Available
  
Pictographs
Used
  
Not Used
  
Petroglyphs
Used
  
Not Used
  
Figurines
Used
  
Used
  
Fossils
Absent
  
Present
  
Types of Peridotite and Siltstone
Some rocks according to their use or texture are classified into different types. Know more about Peridotite Texture and Siltstone Texture. Types of Peridotite are Dunite, Wehrlite, Harzburgite, Lherzolite and Pyrolite whereas the types of Siltstone 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. Peridotite was used to create pictographs whereas Siltstone is not used to create 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. Peridotite was used to create petroglyphs whereas Siltstone was not used to create petroglyphs.