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Banded iron formation
Banded iron formation



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Gneiss and Banded iron formation Definition

1 Definition
1.1 Definition
Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks
Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age
1.2 History
1.2.1 Origin
Unknown
Western Australia, Minnesota
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From the Middle High German verb gneist (to spark; so called because the rock glitters)
From its formation process
1.4 Class
Metamorphic Rocks
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Not Applicable
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock

Definition of Gneiss and Banded iron formation

The general Gneiss and Banded iron formation definition can be stated as: Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks. On the other hand, Banded iron formation are distinctive units of sedimentary rock that are almost always of Precambrian age. Along with definition of Gneiss and Banded iron formation, get to know about Properties of Gneiss and Banded iron formation. Get to know more information about Gneiss and Banded iron formation origin and discoverer, etymology and class.

History of Gneiss and Banded iron formation

The history of Gneiss and Banded iron formation 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.

Gneiss and Banded iron formation Origin and Discoverer

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

Etymology of Gneiss and Banded iron formation

Along with Gneiss and Banded iron formation definition, know more about the etymology of Gneiss and Banded iron formation. Etymology of Gneiss and Banded iron formation gives information about origin and formation of a particular rock. Know more about Formation of Gneiss and Formation of Banded iron formation. The etymology of Gneiss is From the Middle High German verb gneist (to spark; so called because the rock glitters) while that of Banded iron formation is From the Middle High German verb gneist (to spark; so called because the rock glitters). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gneiss belongs to Metamorphic Rocks while Banded iron formation belongs to Sedimentary Rocks. The sub-class, group and other categories of Gneiss and Banded iron formation are listed below.

For Gneiss,

  • Sub-class: Durable Rock and Hard Rock
  • Group: Not applicable
  • Other Categories: Coarse grained rock, Medium grained rock and Opaque rock

For Banded iron formation,

  • Sub-class: Durable Rock and Medium Hardness Rock
  • Group: Not applicable
  • Other Categories: Coarse grained rock and Opaque rock