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Phyllite and Rhyolite Definition


Rhyolite and Phyllite Definition


Definition

Definition
Phyllite is a fine-grained metamorphic rock with a well-developed laminar structure, and is intermediate between slate and schist rocks   
Rhyolite is a fine-grained igneous rock which is rich in silica   

History
  
  

Origin
Unknown   
North America   

Discoverer
Unknown   
Ferdinand von Richthofen   

Etymology
From Greek phullon leaf + -ite1   
From German Rhyolit, from Greek rhuax lava stream + lithos stone   

Class
Metamorphic Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Soft Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Not Applicable   
Volcanic   

Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock   
Coarse Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Phyllite and Rhyolite

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

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History of Phyllite and Rhyolite

The history of Phyllite 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.

Phyllite and Rhyolite Origin and Discoverer

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

Etymology of Phyllite and Rhyolite

Along with Phyllite and Rhyolite definition, know more about the etymology of Phyllite and Rhyolite. Etymology of Phyllite and Rhyolite gives information about origin and formation of a particular rock. Know more about Formation of Phyllite and Formation of Rhyolite. The etymology of Phyllite is From Greek phullon leaf + -ite1 while that of Rhyolite is From Greek phullon leaf + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phyllite belongs to Metamorphic Rocks while Rhyolite belongs to Igneous Rocks. The sub-class, group and other categories of Phyllite and Rhyolite are listed below.

For Phyllite,

For Rhyolite,

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