Phonolite and Quartzite Definition

Definition of Phonolite and Quartzite

The general Phonolite and Quartzite 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, Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone. Along with definition of Phonolite and Quartzite, get to know about Properties of Phonolite and Quartzite. Get to know more information about Phonolite and Quartzite origin and discoverer, etymology and class.

History of Phonolite and Quartzite

The history of Phonolite and Quartzite 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 Quartzite Origin and Discoverer

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

Etymology of Phonolite and Quartzite

Along with Phonolite and Quartzite definition, know more about the etymology of Phonolite and Quartzite. Etymology of Phonolite and Quartzite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Quartzite. 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 Quartzite 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 Quartzite belongs to Metamorphic Rocks. The sub-class, group and other categories of Phonolite and Quartzite 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 Quartzite,

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