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Shale and Troctolite Definition


Troctolite and Shale Definition


Definition

Definition
Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles   
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   

History
  
  

Discoverer
Unknown   
Christian Leopold von Buch   

Etymology
From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,   
From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)   

Class
Sedimentary Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Not Applicable   
Plutonic   

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

Texture >>
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Definition of Shale and Troctolite

The general Shale and Troctolite definition can be stated as: Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. On the other hand, 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. Along with definition of Shale and Troctolite, get to know about Properties of Shale and Troctolite. Get to know more information about Shale and Troctolite origin and discoverer, etymology and class.

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History of Shale and Troctolite

The history of Shale and Troctolite 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.

Shale and Troctolite Origin and Discoverer

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

Etymology of Shale and Troctolite

Along with Shale and Troctolite definition, know more about the etymology of Shale and Troctolite. Etymology of Shale and Troctolite gives information about origin and formation of a particular rock. Know more about Formation of Shale and Formation of Troctolite. The etymology of Shale is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate, while that of Troctolite is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Shale belongs to Sedimentary Rocks while Troctolite belongs to Igneous Rocks. The sub-class, group and other categories of Shale and Troctolite are listed below.

For Shale,

For Troctolite,

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