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Troctolite and Hornfels Definition


Hornfels 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   
Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock   

History
  
  

Origin
Unknown   
New Zealand   

Discoverer
Christian Leopold von Buch   
Unknown   

Etymology
From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)   
From German which means hornstone   

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Troctolite and Hornfels

The general Troctolite and Hornfels 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, Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock. Along with definition of Troctolite and Hornfels, get to know about Properties of Troctolite and Hornfels. Get to know more information about Troctolite and Hornfels origin and discoverer, etymology and class.

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History of Troctolite and Hornfels

The history of Troctolite and Hornfels 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 Hornfels Origin and Discoverer

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

Etymology of Troctolite and Hornfels

Along with Troctolite and Hornfels definition, know more about the etymology of Troctolite and Hornfels. Etymology of Troctolite and Hornfels gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Hornfels. The etymology of Troctolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout) while that of Hornfels 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 belongs to Igneous Rocks while Hornfels belongs to Metamorphic Rocks. The sub-class, group and other categories of Troctolite and Hornfels are listed below.

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