Scoria and Breccia Types and Facts

Scoria

Breccia

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Types

Features

Monuments

Famous Monuments

Sculpture

Famous Sculptures

Pictographs

Petroglyphs

Figurines

Fossils

Basaltic Scoria and Andesitic Scoria

Available in Lots of Colors and Patterns, Generally rough to touch, Surfaces are often shiny

Absent

Collapse Breccia, Fault Breccia, Flow Breccia, Pyroclastic Breccia, Igneous Breccia and Impact Breccia

Available in Lots of Colors and Patterns, Clasts are smooth to touch

Present

Types of Scoria and Breccia

Some rocks according to their use or texture are classified into different types. Know more about Scoria Texture and Breccia Texture. The types of Scoria and Breccia are .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. Scoria and Breccia 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. Scoria and Breccia were for creating petroglyphs.