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Shoshonite and Rhomb Porphyry Definition


Rhomb Porphyry 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   
Rhomb-porphyry is a porphyritic igneous rock with abundant wedge or lens shaped anorthoclase or feldspar phenocrysts   

History
  
  

Origin
Wyoming,USA   
Unknown   

Discoverer
Iddings   
Unknown   

Etymology
From the place of origin called Shoshone riverin Wyoming   
From Latin term that means purple   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Volcanic   

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

Texture >>
<< Summary

Definition of Shoshonite and Rhomb Porphyry

The general Shoshonite and Rhomb Porphyry 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, Rhomb-porphyry is a porphyritic igneous rock with abundant wedge or lens shaped anorthoclase or feldspar phenocrysts. Along with definition of Shoshonite and Rhomb Porphyry, get to know about Properties of Shoshonite and Rhomb Porphyry. Get to know more information about Shoshonite and Rhomb Porphyry origin and discoverer, etymology and class.

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History of Shoshonite and Rhomb Porphyry

The history of Shoshonite and Rhomb Porphyry 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 Rhomb Porphyry Origin and Discoverer

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

Etymology of Shoshonite and Rhomb Porphyry

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

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