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Rhyodacite and Shale Definition


Shale and Rhyodacite Definition


Definition

Definition
Rhyodacite is an extrusive volcanic rock intermediate in composition between dacite and rhyolite   
Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles   

History
  
  

Origin
USA   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
Rhyo lite + dacite : a rock intermediate between rhyolite and dacite that is the extrusive equivalent of granodiorite   
From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,   

Class
Igneous Rocks   
Sedimentary Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Medium Hardness Rock   

Family
  
  

Group
Volcanic   
Not Applicable   

Other Categories
Fine Grained Rock, Opaque Rock   
Fine Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Rhyodacite and Shale

The general Rhyodacite and Shale definition can be stated as: Rhyodacite is an extrusive volcanic rock intermediate in composition between dacite and rhyolite. On the other hand, Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. Along with definition of Rhyodacite and Shale, get to know about Properties of Rhyodacite and Shale. Get to know more information about Rhyodacite and Shale origin and discoverer, etymology and class.

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History of Rhyodacite and Shale

The history of Rhyodacite and Shale 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.

Rhyodacite and Shale Origin and Discoverer

Rhyodacite and Shale definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Rhyodacite and Shale. In this section, you will know about Rhyodacite and Shale Origin and Discoverer. Origin of Rhyodacite is USA whereas Origin of Shale is Unknown. It is interesting to know the name of Rhyodacite and Shale discoverer. The discoverer of Rhyodacite and Shale are Unknown.

Etymology of Rhyodacite and Shale

Along with Rhyodacite and Shale definition, know more about the etymology of Rhyodacite and Shale. Etymology of Rhyodacite and Shale gives information about origin and formation of a particular rock. Know more about Formation of Rhyodacite and Formation of Shale. The etymology of Rhyodacite is Rhyo lite + dacite : a rock intermediate between rhyolite and dacite that is the extrusive equivalent of granodiorite while that of Shale is Rhyo lite + dacite : a rock intermediate between rhyolite and dacite that is the extrusive equivalent of granodiorite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Rhyodacite belongs to Igneous Rocks while Shale belongs to Sedimentary Rocks. The sub-class, group and other categories of Rhyodacite and Shale are listed below.

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