Home
Compare Rocks


Trondhjemite and Websterite Definition


Websterite 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.  
Websterite is ultramafic and ultrabasic rock that consists of roughly equal proportions of orthopyroxene and clinopyroxene. It is a special type of pyroxenite.  

History
  
  

Origin
Tonale, Italy  
Webster, North Carolina  

Discoverer
Unknown  
Unknown  

Etymology
From Trondheim, Norway  
From the town of Webster located in North Carolina  

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 Websterite

The general Trondhjemite and Websterite 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, Websterite is ultramafic and ultrabasic rock that consists of roughly equal proportions of orthopyroxene and clinopyroxene. It is a special type of pyroxenite.. Along with definition of Trondhjemite and Websterite, get to know about Properties of Trondhjemite and Websterite. Get to know more information about Trondhjemite and Websterite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Trondhjemite and Websterite

The history of Trondhjemite and Websterite 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 Websterite Origin and Discoverer

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

Etymology of Trondhjemite and Websterite

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

For Trondhjemite,

For Websterite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks