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Pseudotachylite
Pseudotachylite

Marl
Marl



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Pseudotachylite
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Marl

Pseudotachylite and Marl Definition

Definition

Definition

Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.
Marl is an unconsolidated sedimentary rock consisting of clay and lime

History

Origin

USA
-

Discoverer

Unknown
William Smith

Etymology

From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.
From Old French marle, from Late Latin marglia

Class

Metamorphic Rocks
Sedimentary Rocks

Sub-Class

Durable Rock, Hard Rock
Durable Rock, Soft Rock

Family

Group

-
-

Other Categories

Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Definition of Pseudotachylite and Marl

The general Pseudotachylite and Marl definition can be stated as: Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.. On the other hand, Marl is an unconsolidated sedimentary rock consisting of clay and lime. Along with definition of Pseudotachylite and Marl, get to know about Properties of Pseudotachylite and Marl. Get to know more information about Pseudotachylite and Marl origin and discoverer, etymology and class.

History of Pseudotachylite and Marl

The history of Pseudotachylite and Marl 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.

Pseudotachylite and Marl Origin and Discoverer

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

Etymology of Pseudotachylite and Marl

Along with Pseudotachylite and Marl definition, know more about the etymology of Pseudotachylite and Marl. Etymology of Pseudotachylite and Marl gives information about origin and formation of a particular rock. Know more about Formation of Pseudotachylite and Formation of Marl. The etymology of Pseudotachylite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults. while that of Marl is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pseudotachylite belongs to Metamorphic Rocks while Marl belongs to Sedimentary Rocks. The sub-class, group and other categories of Pseudotachylite and Marl are listed below.

For Pseudotachylite,

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

For Marl,

  • Sub-class: Durable Rock and Soft Rock
  • Group:
  • Other Categories: Fine grained rock and Opaque rock