Tuff and Diabase Types and Facts

Tuff

Diabase

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1 Types

1.1 Types

Welded tuff, Rhyolitic tuff, Basaltic tuff, Trachyte tuff, Andesitic tuff and Ignimbrite.

Not Available

1.2 Features

Always found as volcanic pipes over deep continental crust

Smooth to touch

1.3 Archaeological Significance

1.3.1 Monuments

Used

1.3.2 Famous Monuments

Easter Island in the Polynesian Triangle, Pacific Ocean

Stonehenge in English county of Wiltshire

1.3.3 Sculpture

Used

1.3.4 Famous Sculptures

Data Not Available

1.3.5 Pictographs

Used

Not Used

1.3.6 Petroglyphs

Used

Not Used

1.3.7 Figurines

Used

1.4 Fossils

Absent

Types of Tuff and Diabase

Some rocks according to their use or texture are classified into different types. Know more about Tuff Texture and Diabase Texture. Types of Tuff are Welded tuff, Rhyolitic tuff, Basaltic tuff, Trachyte tuff, Andesitic tuff and Ignimbrite. whereas the types of Diabase 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. Tuff was used to create pictographs whereas Diabase 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. Tuff was used to create petroglyphs whereas Diabase was not used to create petroglyphs.