Rhyolite and Phyllite Definition

Definition of Rhyolite and Phyllite

The general Rhyolite and Phyllite definition can be stated as: Rhyolite is a fine-grained igneous rock which is rich in silica. On the other hand, Phyllite is a fine-grained metamorphic rock with a well-developed laminar structure, and is intermediate between slate and schist rocks. Along with definition of Rhyolite and Phyllite, get to know about Properties of Rhyolite and Phyllite. Get to know more information about Rhyolite and Phyllite origin and discoverer, etymology and class.

History of Rhyolite and Phyllite

The history of Rhyolite and Phyllite 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 Phyllite Origin and Discoverer

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

Etymology of Rhyolite and Phyllite

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

For Rhyolite,

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

For Phyllite,

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