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Shoshonite and Adamellite Definition


Adamellite 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   
Adamellite is a coarse-grained porphyritic igneous rock, a variety of Monzogranite and dominated by phenocrysts of orthoclase in a granular groundmass of perthite, plagioclase and quartz   

History
  
  

Origin
Wyoming,USA   
Italy   

Discoverer
Iddings   
Unknown   

Etymology
From the place of origin called Shoshone riverin Wyoming   
From German adamellit and from Monte Adamello, a mountain in Italy, its locality   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Plutonic   

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

Texture >>
<< Summary

Definition of Shoshonite and Adamellite

The general Shoshonite and Adamellite 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, Adamellite is a coarse-grained porphyritic igneous rock, a variety of Monzogranite and dominated by phenocrysts of orthoclase in a granular groundmass of perthite, plagioclase and quartz. Along with definition of Shoshonite and Adamellite, get to know about Properties of Shoshonite and Adamellite. Get to know more information about Shoshonite and Adamellite origin and discoverer, etymology and class.

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History of Shoshonite and Adamellite

The history of Shoshonite and Adamellite 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 Adamellite Origin and Discoverer

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

Etymology of Shoshonite and Adamellite

Along with Shoshonite and Adamellite definition, know more about the etymology of Shoshonite and Adamellite. Etymology of Shoshonite and Adamellite gives information about origin and formation of a particular rock. Know more about Formation of Shoshonite and Formation of Adamellite. The etymology of Shoshonite is From the place of origin called Shoshone riverin Wyoming while that of Adamellite 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 and Adamellite belong to Igneous Rocks. The sub-class, group and other categories of Shoshonite and Adamellite are listed below.

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