Phonolite and Mylonite Definition

Definition of Phonolite and Mylonite

The general Phonolite and Mylonite definition can be stated as: Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. On the other hand, Mylonite is a metamorphic rock formed by ductile deformation during intense shearing encountered during folding and faulting, a process termed cataclastic or dynamic metamorphism. Along with definition of Phonolite and Mylonite, get to know about Properties of Phonolite and Mylonite. Get to know more information about Phonolite and Mylonite origin and discoverer, etymology and class.

History of Phonolite and Mylonite

The history of Phonolite and Mylonite 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.

Phonolite and Mylonite Origin and Discoverer

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

Etymology of Phonolite and Mylonite

Along with Phonolite and Mylonite definition, know more about the etymology of Phonolite and Mylonite. Etymology of Phonolite and Mylonite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Mylonite. The etymology of Phonolite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit while that of Mylonite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phonolite belongs to Igneous Rocks while Mylonite belongs to Metamorphic Rocks. The sub-class, group and other categories of Phonolite and Mylonite are listed below.

For Phonolite,

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

For Mylonite,

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