Pseudotachylite and Nephelinite Definition

Definition of Pseudotachylite and Nephelinite

The general Pseudotachylite and Nephelinite 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, Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. Along with definition of Pseudotachylite and Nephelinite, get to know about Properties of Pseudotachylite and Nephelinite. Get to know more information about Pseudotachylite and Nephelinite origin and discoverer, etymology and class.

History of Pseudotachylite and Nephelinite

The history of Pseudotachylite and Nephelinite 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 Nephelinite Origin and Discoverer

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

Etymology of Pseudotachylite and Nephelinite

Along with Pseudotachylite and Nephelinite definition, know more about the etymology of Pseudotachylite and Nephelinite. Etymology of Pseudotachylite and Nephelinite gives information about origin and formation of a particular rock. Know more about Formation of Pseudotachylite and Formation of Nephelinite. The etymology of Pseudotachylite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults. while that of Nephelinite 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 Nephelinite belongs to Igneous Rocks. The sub-class, group and other categories of Pseudotachylite and Nephelinite are listed below.

For Pseudotachylite,

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

For Nephelinite,

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