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Banded iron formation and Porphyry Definition


Porphyry and Banded iron formation Definition


Definition

Definition
Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age  
Porphyry is a reddish-brown to purple igneous rock containing large phenocrysts of various minerals embedded in a fine-grained matrix  

History
  
  

Origin
Western Australia, Minnesota  
Egypt  

Discoverer
Unknown  
Unknown  

Etymology
From its formation process  
From Old French porfire, from Italian porfiro and in some cases directly from Latin porphyrites  

Class
Sedimentary Rocks  
Igneous Rocks  

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

Family
  
  

Group
Not Applicable  
Plutonic  

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

Texture >>
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Definition of Banded iron formation and Porphyry

The general Banded iron formation and Porphyry definition can be stated as: Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age. On the other hand, Porphyry is a reddish-brown to purple igneous rock containing large phenocrysts of various minerals embedded in a fine-grained matrix. Along with definition of Banded iron formation and Porphyry, get to know about Properties of Banded iron formation and Porphyry. Get to know more information about Banded iron formation and Porphyry origin and discoverer, etymology and class.

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History of Banded iron formation and Porphyry

The history of Banded iron formation and 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.

Banded iron formation and Porphyry Origin and Discoverer

Banded iron formation and Porphyry definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Banded iron formation and Porphyry. In this section, you will know about Banded iron formation and Porphyry Origin and Discoverer. Origin of Banded iron formation is Western Australia, Minnesota whereas Origin of Porphyry is Egypt. It is interesting to know the name of Banded iron formation and Porphyry discoverer. The discoverer of Banded iron formation and Porphyry are Unknown.

Etymology of Banded iron formation and Porphyry

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

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