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Rhyolite
Rhyolite

Granite
Granite



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Rhyolite
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Rhyolite and Granite Definition

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1 Definition
1.1 Definition
Rhyolite is a fine-grained igneous rock which is rich in silica
Granite is a very hard, granular, crystalline igneous rock which consists mainly of quartz, mica, and feldspar and is often used as building stone
1.2 History
1.2.1 Origin
North America
Unknown
1.2.2 Discoverer
Ferdinand von Richthofen
Unknown
1.3 Etymology
From German Rhyolit, from Greek rhuax lava stream + lithos stone
From Italian granito, which means grained rock, from grano grain, and from Latin granum
1.4 Class
Igneous Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
1.5 Family
1.5.1 Group
Volcanic
Plutonic
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock

Definition of Rhyolite and Granite

The general Rhyolite and Granite definition can be stated as: Rhyolite is a fine-grained igneous rock which is rich in silica. On the other hand, Granite is a very hard, granular, crystalline igneous rock which consists mainly of quartz, mica, and feldspar and is often used as building stone. Along with definition of Rhyolite and Granite, get to know about Properties of Rhyolite and Granite. Get to know more information about Rhyolite and Granite origin and discoverer, etymology and class.

History of Rhyolite and Granite

The history of Rhyolite and Granite 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 Granite Origin and Discoverer

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

Etymology of Rhyolite and Granite

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

For Rhyolite,

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

For Granite,

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