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Rapakivi Granite and Ganister Definition


Ganister and Rapakivi Granite Definition


Definition

Definition
Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase   
A ganister is a hard, fine-grained quartzose sandstone or orthoquartzite which is basically used in the manufacture of silica brick typically used to line furnaces and is a type of sedimentary rocks.   

History
  
  

Origin
Finland, Europe   
England   

Discoverer
Jakob Sederholm   
Unknown   

Etymology
From Finnish Rapakivi which stands for crumbly rock   
From gan′is-ter i.e a hard, close-grained siliceous stone, often forming the stratum which underlies a coal-seam   

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, Opaque Rock   
Coarse Grained Rock, Fine Grained Rock, Opaque Rock   

Texture >>
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Definition of Rapakivi Granite and Ganister

The general Rapakivi Granite and Ganister definition can be stated as: Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase. On the other hand, A ganister is a hard, fine-grained quartzose sandstone or orthoquartzite which is basically used in the manufacture of silica brick typically used to line furnaces and is a type of sedimentary rocks.. Along with definition of Rapakivi Granite and Ganister, get to know about Properties of Rapakivi Granite and Ganister. Get to know more information about Rapakivi Granite and Ganister origin and discoverer, etymology and class.

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History of Rapakivi Granite and Ganister

The history of Rapakivi Granite and Ganister 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.

Rapakivi Granite and Ganister Origin and Discoverer

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

Etymology of Rapakivi Granite and Ganister

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

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