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Hornblendite and Rapakivi Granite Definition


Rapakivi Granite 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   
Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase   

History
  
  

Origin
Unknown   
Finland, Europe   

Discoverer
Unknown   
Jakob Sederholm   

Etymology
From German, Horn horn + blende   
From Finnish Rapakivi which stands for crumbly rock   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Plutonic   

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

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Definition of Hornblendite and Rapakivi Granite

The general Hornblendite and Rapakivi Granite 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, Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase. Along with definition of Hornblendite and Rapakivi Granite, get to know about Properties of Hornblendite and Rapakivi Granite. Get to know more information about Hornblendite and Rapakivi Granite origin and discoverer, etymology and class.

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History of Hornblendite and Rapakivi Granite

The history of Hornblendite and Rapakivi 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.

Hornblendite and Rapakivi Granite Origin and Discoverer

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

Etymology of Hornblendite and Rapakivi Granite

Along with Hornblendite and Rapakivi Granite definition, know more about the etymology of Hornblendite and Rapakivi Granite. Etymology of Hornblendite and Rapakivi Granite gives information about origin and formation of a particular rock. Know more about Formation of Hornblendite and Formation of Rapakivi Granite. The etymology of Hornblendite is From German, Horn horn + blende while that of Rapakivi Granite 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 and Rapakivi Granite belong to Igneous Rocks. The sub-class, group and other categories of Hornblendite and Rapakivi Granite are listed below.

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