Home
Compare Rocks


Troctolite and Rhyolite Definition


Rhyolite and Troctolite Definition


Definition

Definition
Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro  
Rhyolite is a fine-grained igneous rock which is rich in silica  

History
  
  

Origin
-  
North America  

Discoverer
Christian Leopold von Buch  
Ferdinand von Richthofen  

Etymology
From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)  
From German Rhyolit, from Greek rhuax lava stream + lithos stone  

Class
Igneous Rocks  
Igneous Rocks  

Sub-Class
Durable Rock, Hard Rock  
Durable Rock, Hard Rock  

Family
  
  

Group
Plutonic  
Volcanic  

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

Texture >>
<< Summary

Definition of Troctolite and Rhyolite

The general Troctolite and Rhyolite definition can be stated as: Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro. On the other hand, Rhyolite is a fine-grained igneous rock which is rich in silica. Along with definition of Troctolite and Rhyolite, get to know about Properties of Troctolite and Rhyolite. Get to know more information about Troctolite and Rhyolite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Troctolite and Rhyolite

The history of Troctolite and Rhyolite 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.

Troctolite and Rhyolite Origin and Discoverer

Troctolite and Rhyolite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Troctolite and Rhyolite. In this section, you will know about Troctolite and Rhyolite Origin and Discoverer. Origin of Troctolite is whereas Origin of Rhyolite is North America. It is interesting to know the name of Troctolite and Rhyolite discoverer. The Discoverer of Troctolite is Christian Leopold von Buch and the discoverer of Rhyolite is Ferdinand von Richthofen.

Etymology of Troctolite and Rhyolite

Along with Troctolite and Rhyolite definition, know more about the etymology of Troctolite and Rhyolite. Etymology of Troctolite and Rhyolite gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Rhyolite. The etymology of Troctolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout) while that of Rhyolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Troctolite and Rhyolite belong to Igneous Rocks. The sub-class, group and other categories of Troctolite and Rhyolite are listed below.

For Troctolite,

For Rhyolite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks