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Appinite and Rapakivi Granite Definition


Rapakivi Granite and Appinite Definition


Definition

Definition
Appinite is an igneous rock in which the crystals are so fine grained that individual minerals cannot be easily distinguished   
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 the variety of Lamprophyre Greek lampros bright and shining + porphureos purple   
From Finnish Rapakivi which stands for crumbly rock   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Plutonic   
Plutonic   

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

Texture >>
<< Summary

Definition of Appinite and Rapakivi Granite

The general Appinite and Rapakivi Granite definition can be stated as: Appinite is an igneous rock in which the crystals are so fine grained that individual minerals cannot be easily distinguished. 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 Appinite and Rapakivi Granite, get to know about Properties of Appinite and Rapakivi Granite. Get to know more information about Appinite and Rapakivi Granite origin and discoverer, etymology and class.

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History of Appinite and Rapakivi Granite

The history of Appinite 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.

Appinite and Rapakivi Granite Origin and Discoverer

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

Etymology of Appinite and Rapakivi Granite

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

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