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Metapelite
Metapelite

Pseudotachylite
Pseudotachylite



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Metapelite
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Pseudotachylite

Metapelite and Pseudotachylite Definition

1 Definition
1.1 Definition
Metapelite is an old and currently not widely used field geological term for a clay rich fine-grained clastic sediment or sedimentary rock, i.e. mud or a mudstone
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.
1.2 History
1.2.1 Origin
Unknown
USA
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From Pelos or clay in Greek
From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.
1.4 Class
Metamorphic Rocks
Metamorphic Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
1.5 Family
1.5.1 Group
Not Applicable
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Definition of Metapelite and Pseudotachylite

The general Metapelite and Pseudotachylite definition can be stated as: Metapelite is an old and currently not widely used field geological term for a clay rich fine-grained clastic sediment or sedimentary rock, i.e. mud or a mudstone. On the other hand, Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.. Along with definition of Metapelite and Pseudotachylite, get to know about Properties of Metapelite and Pseudotachylite. Get to know more information about Metapelite and Pseudotachylite origin and discoverer, etymology and class.

History of Metapelite and Pseudotachylite

The history of Metapelite and Pseudotachylite 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.

Metapelite and Pseudotachylite Origin and Discoverer

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

Etymology of Metapelite and Pseudotachylite

Along with Metapelite and Pseudotachylite definition, know more about the etymology of Metapelite and Pseudotachylite. Etymology of Metapelite and Pseudotachylite gives information about origin and formation of a particular rock. Know more about Formation of Metapelite and Formation of Pseudotachylite. The etymology of Metapelite is From Pelos or clay in Greek while that of Pseudotachylite is From Pelos or clay in Greek. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Metapelite and Pseudotachylite belong to Metamorphic Rocks. The sub-class, group and other categories of Metapelite and Pseudotachylite are listed below.

For Metapelite,

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

For Pseudotachylite,

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