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Tuff and Anthracite Definition


Anthracite and Tuff Definition


Definition

Definition
Tuff is a type of rock made of volcanic ash ejected from a vent during a volcanic eruption   
Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster   

History
  
  

Origin
Italy   
Pennsylvania, U.S.   

Discoverer
Unknown   
Unknown   

Etymology
From a Latin word tophous then in Italian tufo and finally tuff   
From Greek anthrakites, from anthrax, anthrak meaning coal   

Class
Igneous Rocks   
Metamorphic Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Soft Rock   

Family
  
  

Group
Volcanic   
Not Applicable   

Other Categories
Fine Grained Rock, Opaque Rock   
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock   

Texture >>
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Definition of Tuff and Anthracite

The general Tuff and Anthracite definition can be stated as: Tuff is a type of rock made of volcanic ash ejected from a vent during a volcanic eruption. On the other hand, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Tuff and Anthracite, get to know about Properties of Tuff and Anthracite. Get to know more information about Tuff and Anthracite origin and discoverer, etymology and class.

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History of Tuff and Anthracite

The history of Tuff and Anthracite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Tuff and Anthracite Origin and Discoverer

Tuff and Anthracite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Tuff and Anthracite. In this section, you will know about Tuff and Anthracite Origin and Discoverer. Origin of Tuff is Italy whereas Origin of Anthracite is Pennsylvania, U.S.. It is interesting to know the name of Tuff and Anthracite discoverer. The discoverer of Tuff and Anthracite are Unknown.

Etymology of Tuff and Anthracite

Along with Tuff and Anthracite definition, know more about the etymology of Tuff and Anthracite. Etymology of Tuff and Anthracite gives information about origin and formation of a particular rock. Know more about Formation of Tuff and Formation of Anthracite. The etymology of Tuff is From a Latin word tophous then in Italian tufo and finally tuff while that of Anthracite is From a Latin word tophous then in Italian tufo and finally tuff. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tuff belongs to Igneous Rocks while Anthracite belongs to Metamorphic Rocks. The sub-class, group and other categories of Tuff and Anthracite are listed below.

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For Anthracite,

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