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Pegmatite
Pegmatite

Tephrite
Tephrite



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Pegmatite and Tephrite Definition

1 Definition
1.1 Definition
Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals
Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock
1.2 History
1.2.1 Origin
Unknown
Germany
1.2.2 Discoverer
R. J. Hauy
Van Tooren
1.3 Etymology
From Greek pegma, pegmat which means- thing joined together + -ite
From Greek tephra, ashes from Indo-European base, to burn
1.4 Class
Igneous Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
1.5 Family
1.5.1 Group
Plutonic
Volcanic
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock

Definition of Pegmatite and Tephrite

The general Pegmatite and Tephrite definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. Along with definition of Pegmatite and Tephrite, get to know about Properties of Pegmatite and Tephrite. Get to know more information about Pegmatite and Tephrite origin and discoverer, etymology and class.

History of Pegmatite and Tephrite

The history of Pegmatite and Tephrite 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.

Pegmatite and Tephrite Origin and Discoverer

Pegmatite and Tephrite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Pegmatite and Tephrite. In this section, you will know about Pegmatite and Tephrite Origin and Discoverer. Origin of Pegmatite is Unknown whereas Origin of Tephrite is Germany. It is interesting to know the name of Pegmatite and Tephrite discoverer. The Discoverer of Pegmatite is R. J. Hauy and the discoverer of Tephrite is Van Tooren.

Etymology of Pegmatite and Tephrite

Along with Pegmatite and Tephrite definition, know more about the etymology of Pegmatite and Tephrite. Etymology of Pegmatite and Tephrite gives information about origin and formation of a particular rock. Know more about Formation of Pegmatite and Formation of Tephrite. The etymology of Pegmatite is From Greek pegma, pegmat which means- thing joined together + -ite while that of Tephrite is From Greek pegma, pegmat which means- thing joined together + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pegmatite and Tephrite belong to Igneous Rocks. The sub-class, group and other categories of Pegmatite and Tephrite are listed below.

For Pegmatite,

  • Sub-class: Durable Rock and Hard Rock
  • Group: Plutonic
  • Other Categories: Coarse grained rock and Opaque rock

For Tephrite,

  • Sub-class: Durable Rock and Hard Rock
  • Group: Volcanic
  • Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock