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Amphibolite and Shoshonite Definition


Shoshonite and Amphibolite Definition


Definition

Definition
Amphibolite can be defined as a granular metamorphic rock which mainly consist of hornblende and plagioclase   
Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass   

History
  
  

Origin
Unknown   
Wyoming,USA   

Discoverer
Alexandre Brongniart   
Iddings   

Etymology
From Amphibole + -ite   
From the place of origin called Shoshone riverin Wyoming   

Class
Metamorphic Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

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

Texture >>
<< Summary

Definition of Amphibolite and Shoshonite

The general Amphibolite and Shoshonite definition can be stated as: Amphibolite can be defined as a granular metamorphic rock which mainly consist of hornblende and plagioclase. On the other hand, Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass. Along with definition of Amphibolite and Shoshonite, get to know about Properties of Amphibolite and Shoshonite. Get to know more information about Amphibolite and Shoshonite origin and discoverer, etymology and class.

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History of Amphibolite and Shoshonite

The history of Amphibolite and Shoshonite 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.

Amphibolite and Shoshonite Origin and Discoverer

Amphibolite and Shoshonite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Amphibolite and Shoshonite. In this section, you will know about Amphibolite and Shoshonite Origin and Discoverer. Origin of Amphibolite is Unknown whereas Origin of Shoshonite is Wyoming,USA. It is interesting to know the name of Amphibolite and Shoshonite discoverer. The Discoverer of Amphibolite is Alexandre Brongniart and the discoverer of Shoshonite is Iddings.

Etymology of Amphibolite and Shoshonite

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

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