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Hornblendite and Greywacke Definition


Greywacke and Hornblendite Definition


Definition

Definition
Hornblendite is a type of igneous plutonic rock consisting mainly of amphibole hornblende and is a type of Amphibolite rock   
Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay   

History
  
  

Discoverer
Unknown   
Unknown   

Etymology
From German, Horn horn + blende   
From German Grauwacke, from grau grey + wacke   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

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<< Summary

Definition of Hornblendite and Greywacke

The general Hornblendite and Greywacke definition can be stated as: Hornblendite is a type of igneous plutonic rock consisting mainly of amphibole hornblende and is a type of Amphibolite rock. On the other hand, Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Along with definition of Hornblendite and Greywacke, get to know about Properties of Hornblendite and Greywacke. Get to know more information about Hornblendite and Greywacke origin and discoverer, etymology and class.

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History of Hornblendite and Greywacke

The history of Hornblendite and Greywacke 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.

Hornblendite and Greywacke Origin and Discoverer

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

Etymology of Hornblendite and Greywacke

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

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