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Theralite and Rapakivi Granite Definition


Rapakivi Granite and Theralite Definition


Definition

Definition
Theralite is a plutonic hylocrystalline igneous rock consisting of augite, olivine, calcic plagioclase and nepheline   
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 Greek to pursue   
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
Fine Grained Rock, Opaque Rock   
Coarse Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Theralite and Rapakivi Granite

The general Theralite and Rapakivi Granite definition can be stated as: Theralite is a plutonic hylocrystalline igneous rock consisting of augite, olivine, calcic plagioclase and nepheline. 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 Theralite and Rapakivi Granite, get to know about Properties of Theralite and Rapakivi Granite. Get to know more information about Theralite and Rapakivi Granite origin and discoverer, etymology and class.

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History of Theralite and Rapakivi Granite

The history of Theralite 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.

Theralite and Rapakivi Granite Origin and Discoverer

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

Etymology of Theralite and Rapakivi Granite

Along with Theralite and Rapakivi Granite definition, know more about the etymology of Theralite and Rapakivi Granite. Etymology of Theralite and Rapakivi Granite gives information about origin and formation of a particular rock. Know more about Formation of Theralite and Formation of Rapakivi Granite. The etymology of Theralite is From Greek to pursue while that of Rapakivi Granite is From Greek to pursue. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Theralite and Rapakivi Granite belong to Igneous Rocks. The sub-class, group and other categories of Theralite and Rapakivi Granite are listed below.

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For Rapakivi Granite,

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