Breccia and Oolite Types and Facts
Types
Collapse Breccia, Fault Breccia, Flow Breccia, Pyroclastic Breccia, Igneous Breccia and Impact Breccia
Pisolitic Oolite and Oncolitic Oolite
Features
Available in Lots of Colors and Patterns, Clasts are smooth to touch
Available in lots of colors, Generally rough to touch, Very fine grained rock
Archaeological Significance
Types of Breccia and Oolite
Some rocks according to their use or texture are classified into different types. Know more about Breccia Texture and Oolite Texture. Types of Breccia are Collapse Breccia, Fault Breccia, Flow Breccia, Pyroclastic Breccia, Igneous Breccia and Impact Breccia 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. Breccia 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. Breccia and Oolite were for creating petroglyphs.