Rhyolite and Theralite Definition

Definition of Rhyolite and Theralite

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

History of Rhyolite and Theralite

The history of Rhyolite and Theralite 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 Theralite Origin and Discoverer

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

Etymology of Rhyolite and Theralite

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

For Rhyolite,

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

For Theralite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Fine grained rock and Opaque rock