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Trondhjemite and Alkali Feldspar Granite Definition


Alkali Feldspar Granite and Trondhjemite Definition


Definition

Definition
Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.   
Alkali feldspar granite, also known as red granite, is a felsic igneous rock and a type of granite rich in the mineral potassium feldspar   

History
  
  

Origin
Tonale, Italy   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
Not Available   
From mineral fledspar which is present in large quantities in this 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, Fine Grained Rock, Medium Grained Rock, Opaque Rock   
Coarse Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Trondhjemite and Alkali Feldspar Granite

The general Trondhjemite and Alkali Feldspar Granite definition can be stated as: Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. On the other hand, Alkali feldspar granite, also known as red granite, is a felsic igneous rock and a type of granite rich in the mineral potassium feldspar. Along with definition of Trondhjemite and Alkali Feldspar Granite, get to know about Properties of Trondhjemite and Alkali Feldspar Granite. Get to know more information about Trondhjemite and Alkali Feldspar Granite origin and discoverer, etymology and class.

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History of Trondhjemite and Alkali Feldspar Granite

The history of Trondhjemite and Alkali Feldspar 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.

Trondhjemite and Alkali Feldspar Granite Origin and Discoverer

Trondhjemite and Alkali Feldspar Granite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Trondhjemite and Alkali Feldspar Granite. In this section, you will know about Trondhjemite and Alkali Feldspar Granite Origin and Discoverer. Origin of Trondhjemite is Tonale, Italy whereas Origin of Alkali Feldspar Granite is Unknown. It is interesting to know the name of Trondhjemite and Alkali Feldspar Granite discoverer. The discoverer of Trondhjemite and Alkali Feldspar Granite are Unknown.

Etymology of Trondhjemite and Alkali Feldspar Granite

Along with Trondhjemite and Alkali Feldspar Granite definition, know more about the etymology of Trondhjemite and Alkali Feldspar Granite. Etymology of Trondhjemite and Alkali Feldspar Granite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Alkali Feldspar Granite. The etymology of Trondhjemite is not available while that of Alkali Feldspar Granite is not available. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trondhjemite and Alkali Feldspar Granite belong to Igneous Rocks. The sub-class, group and other categories of Trondhjemite and Alkali Feldspar Granite are listed below.

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