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Siltstone and Phonolite Definition


Phonolite and Siltstone Definition


Definition

Definition
Siltstone can be defined as a fine-grained sedimentary rock which mainly consists of consolidated silt   
Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic   

History
  
  

Discoverer
Unknown   
Unknown   

Etymology
From English word silt and stone and from Proto-Indo-European root sal and stainaz   
From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit   

Class
Sedimentary Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Not Applicable   

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

Texture >>
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Definition of Siltstone and Phonolite

The general Siltstone and Phonolite definition can be stated as: Siltstone can be defined as a fine-grained sedimentary rock which mainly consists of consolidated silt. On the other hand, Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. Along with definition of Siltstone and Phonolite, get to know about Properties of Siltstone and Phonolite. Get to know more information about Siltstone and Phonolite origin and discoverer, etymology and class.

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History of Siltstone and Phonolite

The history of Siltstone and Phonolite 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.

Siltstone and Phonolite Origin and Discoverer

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

Etymology of Siltstone and Phonolite

Along with Siltstone and Phonolite definition, know more about the etymology of Siltstone and Phonolite. Etymology of Siltstone and Phonolite gives information about origin and formation of a particular rock. Know more about Formation of Siltstone and Formation of Phonolite. The etymology of Siltstone is From English word silt and stone and from Proto-Indo-European root sal and stainaz while that of Phonolite is From English word silt and stone and from Proto-Indo-European root sal and stainaz. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Siltstone belongs to Sedimentary Rocks while Phonolite belongs to Igneous Rocks. The sub-class, group and other categories of Siltstone and Phonolite are listed below.

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