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Rhomb Porphyry and Rapakivi Granite Definition


Rapakivi Granite and Rhomb Porphyry Definition


Definition

Definition
Rhomb-porphyry is a porphyritic igneous rock with abundant wedge or lens shaped anorthoclase or feldspar phenocrysts   
Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase   

History
  
  

Origin
Unknown   
Finland, Europe   

Discoverer
Unknown   
Jakob Sederholm   

Etymology
From Latin term that means purple   
From Finnish Rapakivi which stands for crumbly rock   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Plutonic   

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

Texture >>
<< Summary

Definition of Rhomb Porphyry and Rapakivi Granite

The general Rhomb Porphyry and Rapakivi Granite definition can be stated as: Rhomb-porphyry is a porphyritic igneous rock with abundant wedge or lens shaped anorthoclase or feldspar phenocrysts. On the other hand, Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase. Along with definition of Rhomb Porphyry and Rapakivi Granite, get to know about Properties of Rhomb Porphyry and Rapakivi Granite. Get to know more information about Rhomb Porphyry and Rapakivi Granite origin and discoverer, etymology and class.

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History of Rhomb Porphyry and Rapakivi Granite

The history of Rhomb Porphyry and Rapakivi Granite 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.

Rhomb Porphyry and Rapakivi Granite Origin and Discoverer

Rhomb Porphyry and Rapakivi Granite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Rhomb Porphyry and Rapakivi Granite. In this section, you will know about Rhomb Porphyry and Rapakivi Granite Origin and Discoverer. Origin of Rhomb Porphyry is Unknown whereas Origin of Rapakivi Granite is Finland, Europe. It is interesting to know the name of Rhomb Porphyry and Rapakivi Granite discoverer. The Discoverer of Rhomb Porphyry is Unknown and the discoverer of Rapakivi Granite is Jakob Sederholm.

Etymology of Rhomb Porphyry and Rapakivi Granite

Along with Rhomb Porphyry and Rapakivi Granite definition, know more about the etymology of Rhomb Porphyry and Rapakivi Granite. Etymology of Rhomb Porphyry and Rapakivi Granite gives information about origin and formation of a particular rock. Know more about Formation of Rhomb Porphyry and Formation of Rapakivi Granite. The etymology of Rhomb Porphyry is From Latin term that means purple while that of Rapakivi Granite is From Latin term that means purple. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Rhomb Porphyry and Rapakivi Granite belong to Igneous Rocks. The sub-class, group and other categories of Rhomb Porphyry and Rapakivi Granite are listed below.

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