Rhyolite and Felsite Definition

Definition of Rhyolite and Felsite

The general Rhyolite and Felsite definition can be stated as: Rhyolite is a fine-grained igneous rock which is rich in silica. On the other hand, 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. Along with definition of Rhyolite and Felsite, get to know about Properties of Rhyolite and Felsite. Get to know more information about Rhyolite and Felsite origin and discoverer, etymology and class.

History of Rhyolite and Felsite

The history of Rhyolite and Felsite 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.

Rhyolite and Felsite Origin and Discoverer

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

Etymology of Rhyolite and Felsite

Along with Rhyolite and Felsite definition, know more about the etymology of Rhyolite and Felsite. Etymology of Rhyolite and Felsite gives information about origin and formation of a particular rock. Know more about Formation of Rhyolite and Formation of Felsite. The etymology of Rhyolite is From German Rhyolit, from Greek rhuax lava stream + lithos stone while that of Felsite is From German Rhyolit, from Greek rhuax lava stream + lithos stone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Rhyolite and Felsite belong to Igneous Rocks. The sub-class, group and other categories of Rhyolite and Felsite are listed below.

For Rhyolite,

• Sub-class: Durable Rock and Hard Rock
• Group: Volcanic
• Other Categories: Coarse grained rock and Opaque rock

For Felsite,

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