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Skarn and Rapakivi Granite Definition


Rapakivi Granite and Skarn Definition


Definition

Definition
Skarns are formed during regional or contact metamorphism and from a variety of metasomatic processes involving fluids of magmatic, metamorphic, and/or marine origin   
Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase   

History
  
  

Origin
USA, Australia   
Finland, Europe   

Discoverer
Tornebohm   
Jakob Sederholm   

Etymology
From an old Swedish mining term originally used to describe a type of silicate gangue or waste rock.   
From Finnish Rapakivi which stands for crumbly rock   

Class
Metamorphic 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 Skarn and Rapakivi Granite

The general Skarn and Rapakivi Granite definition can be stated as: Skarns are formed during regional or contact metamorphism and from a variety of metasomatic processes involving fluids of magmatic, metamorphic, and/or marine origin. 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 Skarn and Rapakivi Granite, get to know about Properties of Skarn and Rapakivi Granite. Get to know more information about Skarn and Rapakivi Granite origin and discoverer, etymology and class.

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History of Skarn and Rapakivi Granite

The history of Skarn 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.

Skarn and Rapakivi Granite Origin and Discoverer

Skarn 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 Skarn and Rapakivi Granite. In this section, you will know about Skarn and Rapakivi Granite Origin and Discoverer. Origin of Skarn is USA, Australia whereas Origin of Rapakivi Granite is Finland, Europe. It is interesting to know the name of Skarn and Rapakivi Granite discoverer. The Discoverer of Skarn is Tornebohm and the discoverer of Rapakivi Granite is Jakob Sederholm.

Etymology of Skarn and Rapakivi Granite

Along with Skarn and Rapakivi Granite definition, know more about the etymology of Skarn and Rapakivi Granite. Etymology of Skarn and Rapakivi Granite gives information about origin and formation of a particular rock. Know more about Formation of Skarn and Formation of Rapakivi Granite. The etymology of Skarn is From an old Swedish mining term originally used to describe a type of silicate gangue or waste rock. while that of Rapakivi Granite is From an old Swedish mining term originally used to describe a type of silicate gangue or waste rock.. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Skarn belongs to Metamorphic Rocks while Rapakivi Granite belongs to Igneous Rocks. The sub-class, group and other categories of Skarn and Rapakivi Granite are listed below.

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