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Shoshonite and Amphibolite Definition


Amphibolite and Shoshonite Definition


Definition

Definition
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   
Amphibolite can be defined as a granular metamorphic rock which mainly consist of hornblende and plagioclase   

History
  
  

Origin
Wyoming,USA   
Unknown   

Discoverer
Iddings   
Alexandre Brongniart   

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

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Volcanic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Shoshonite and Amphibolite

The general Shoshonite and Amphibolite definition can be stated as: 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. On the other hand, Amphibolite can be defined as a granular metamorphic rock which mainly consist of hornblende and plagioclase. Along with definition of Shoshonite and Amphibolite, get to know about Properties of Shoshonite and Amphibolite. Get to know more information about Shoshonite and Amphibolite origin and discoverer, etymology and class.

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History of Shoshonite and Amphibolite

The history of Shoshonite and Amphibolite 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.

Shoshonite and Amphibolite Origin and Discoverer

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

Etymology of Shoshonite and Amphibolite

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

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