Felsite and Phonolite Definition

Definition of Felsite and Phonolite

The general Felsite and Phonolite definition can be stated as: Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. 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 Felsite and Phonolite, get to know about Properties of Felsite and Phonolite. Get to know more information about Felsite and Phonolite origin and discoverer, etymology and class.

History of Felsite and Phonolite

The history of Felsite 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.

Felsite and Phonolite Origin and Discoverer

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

Etymology of Felsite and Phonolite

Along with Felsite and Phonolite definition, know more about the etymology of Felsite and Phonolite. Etymology of Felsite and Phonolite gives information about origin and formation of a particular rock. Know more about Formation of Felsite and Formation of Phonolite. The etymology of Felsite is From English feldspar and -ite while that of Phonolite is From English feldspar and -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Felsite and Phonolite belong to Igneous Rocks. The sub-class, group and other categories of Felsite and Phonolite are listed below.

For Felsite,

• 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