Andesite and Rhyolite Definition

Definition of Andesite and Rhyolite

The general Andesite and Rhyolite definition can be stated as: Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. On the other hand, Rhyolite is a fine-grained igneous rock which is rich in silica. Along with definition of Andesite and Rhyolite, get to know about Properties of Andesite and Rhyolite. Get to know more information about Andesite and Rhyolite origin and discoverer, etymology and class.

History of Andesite and Rhyolite

The history of Andesite and Rhyolite 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.

Andesite and Rhyolite Origin and Discoverer

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

Etymology of Andesite and Rhyolite

Along with Andesite and Rhyolite definition, know more about the etymology of Andesite and Rhyolite. Etymology of Andesite and Rhyolite gives information about origin and formation of a particular rock. Know more about Formation of Andesite and Formation of Rhyolite. The etymology of Andesite is From Andes mountains, where it is found in abundance while that of Rhyolite is From Andes mountains, where it is found in abundance. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Andesite and Rhyolite belong to Igneous Rocks. The sub-class, group and other categories of Andesite and Rhyolite are listed below.

For Andesite,

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

For Rhyolite,

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