Tuff and Phonolite Definition

Definition of Tuff and Phonolite

The general Tuff and Phonolite 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, Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. Along with definition of Tuff and Phonolite, get to know about Properties of Tuff and Phonolite. Get to know more information about Tuff and Phonolite origin and discoverer, etymology and class.

History of Tuff and Phonolite

The history of Tuff and Phonolite 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 Phonolite Origin and Discoverer

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

Etymology of Tuff and Phonolite

Along with Tuff and Phonolite definition, know more about the etymology of Tuff and Phonolite. Etymology of Tuff and Phonolite gives information about origin and formation of a particular rock. Know more about Formation of Tuff and Formation of Phonolite. The etymology of Tuff is From a Latin word tophous then in Italian tufo and finally tuff while that of Phonolite 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 and Phonolite belong to Igneous Rocks. The sub-class, group and other categories of Tuff and Phonolite are listed below.

For Tuff,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: Fine grained rock and Opaque rock

For Phonolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock