Rhyolite and Amphibolite Definition

Definition of Rhyolite and Amphibolite

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

History of Rhyolite and Amphibolite

The history of Rhyolite and Amphibolite 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 Amphibolite Origin and Discoverer

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

Etymology of Rhyolite and Amphibolite

Along with Rhyolite and Amphibolite definition, know more about the etymology of Rhyolite and Amphibolite. Etymology of Rhyolite and Amphibolite gives information about origin and formation of a particular rock. Know more about Formation of Rhyolite and Formation of Amphibolite. The etymology of Rhyolite is From German Rhyolit, from Greek rhuax lava stream + lithos stone while that of Amphibolite 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 belongs to Igneous Rocks while Amphibolite belongs to Metamorphic Rocks. The sub-class, group and other categories of Rhyolite and Amphibolite are listed below.

For Rhyolite,

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

For Amphibolite,

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