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Greywacke and Alkali Feldspar Granite Definition


Alkali Feldspar Granite and Greywacke Definition


Definition

Definition
Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay   
Alkali feldspar granite, also known as red granite, is a felsic igneous rock and a type of granite rich in the mineral potassium feldspar   

History
  
  

Discoverer
Unknown   
Unknown   

Etymology
From German Grauwacke, from grau grey + wacke   
From mineral fledspar which is present in large quantities in this rock   

Class
Sedimentary Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Plutonic   

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

Texture >>
<< Summary

Definition of Greywacke and Alkali Feldspar Granite

The general Greywacke and Alkali Feldspar Granite definition can be stated as: Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. On the other hand, Alkali feldspar granite, also known as red granite, is a felsic igneous rock and a type of granite rich in the mineral potassium feldspar. Along with definition of Greywacke and Alkali Feldspar Granite, get to know about Properties of Greywacke and Alkali Feldspar Granite. Get to know more information about Greywacke and Alkali Feldspar Granite origin and discoverer, etymology and class.

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History of Greywacke and Alkali Feldspar Granite

The history of Greywacke and Alkali Feldspar 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.

Greywacke and Alkali Feldspar Granite Origin and Discoverer

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

Etymology of Greywacke and Alkali Feldspar Granite

Along with Greywacke and Alkali Feldspar Granite definition, know more about the etymology of Greywacke and Alkali Feldspar Granite. Etymology of Greywacke and Alkali Feldspar Granite gives information about origin and formation of a particular rock. Know more about Formation of Greywacke and Formation of Alkali Feldspar Granite. The etymology of Greywacke is From German Grauwacke, from grau grey + wacke while that of Alkali Feldspar Granite is From German Grauwacke, from grau grey + wacke. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Greywacke belongs to Sedimentary Rocks while Alkali Feldspar Granite belongs to Igneous Rocks. The sub-class, group and other categories of Greywacke and Alkali Feldspar Granite are listed below.

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For Alkali Feldspar Granite,

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