Chalk and Pyroxenite Types and Facts
Types
Not Available
Clinopyroxenites, Orthopyroxenites and Websterites
Features
Clasts are smooth to touch, Is one of the oldest rock, Smooth to touch, Very fine grained rock
Generally rough to touch, Host rock for Diamond, Is one of the oldest rock
Archaeological Significance
Monuments
Used
Not Yet Used
Famous Monuments
Data Not Available
Not Applicable
Sculpture
Used
Not Yet Used
Famous Sculptures
Data Not Available
Not Applicable
Pictographs
Used
Not Used
Petroglyphs
Used
Not Used
Figurines
Used
Not Yet Used
Types of Chalk and Pyroxenite
Some rocks according to their use or texture are classified into different types. Know more about Chalk Texture and Pyroxenite Texture. Types of Chalk are Not Available whereas the types of Pyroxenite are Clinopyroxenites, Orthopyroxenites and Websterites.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. Chalk was used to create pictographs whereas Pyroxenite 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. Chalk was used to create petroglyphs whereas Pyroxenite was not used to create petroglyphs.