Kimberlite and Oolite Types and Facts
Types
Basaltic Kimberlites and Micaceous Kimberlites
Pisolitic Oolite and Oncolitic Oolite
Features
Always found as volcanic pipes over deep continental crust, Host rock for Diamond, Is one of the oldest rock, Surfaces are often shiny
Available in lots of colors, Generally rough to touch, Very fine grained rock
Archaeological Significance
Types of Kimberlite and Oolite
Some rocks according to their use or texture are classified into different types. Know more about Kimberlite Texture and Oolite Texture. Types of Kimberlite are Basaltic Kimberlites and Micaceous Kimberlites whereas the types of Oolite are Pisolitic Oolite and Oncolitic Oolite.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. Kimberlite and Oolite were 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. Kimberlite and Oolite were for creating petroglyphs.