Trondhjemite and Pseudotachylite Definition

Definition of Trondhjemite and Pseudotachylite

The general Trondhjemite and Pseudotachylite definition can be stated as: Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. 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 Trondhjemite and Pseudotachylite, get to know about Properties of Trondhjemite and Pseudotachylite. Get to know more information about Trondhjemite and Pseudotachylite origin and discoverer, etymology and class.

History of Trondhjemite and Pseudotachylite

The history of Trondhjemite 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.

Trondhjemite and Pseudotachylite Origin and Discoverer

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

Etymology of Trondhjemite and Pseudotachylite

Along with Trondhjemite and Pseudotachylite definition, know more about the etymology of Trondhjemite and Pseudotachylite. Etymology of Trondhjemite and Pseudotachylite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Pseudotachylite. The etymology of Trondhjemite is not available while that of Pseudotachylite is not available. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trondhjemite belongs to Igneous Rocks while Pseudotachylite belongs to Metamorphic Rocks. The sub-class, group and other categories of Trondhjemite and Pseudotachylite are listed below.

For Trondhjemite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• 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