Trondhjemite and Migmatite Definition

Definition of Trondhjemite and Migmatite

The general Trondhjemite and Migmatite 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, Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components. Along with definition of Trondhjemite and Migmatite, get to know about Properties of Trondhjemite and Migmatite. Get to know more information about Trondhjemite and Migmatite origin and discoverer, etymology and class.

History of Trondhjemite and Migmatite

The history of Trondhjemite and Migmatite 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 Migmatite Origin and Discoverer

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

Etymology of Trondhjemite and Migmatite

Along with Trondhjemite and Migmatite definition, know more about the etymology of Trondhjemite and Migmatite. Etymology of Trondhjemite and Migmatite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Migmatite. The etymology of Trondhjemite is not available while that of Migmatite 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 Migmatite belongs to Metamorphic Rocks. The sub-class, group and other categories of Trondhjemite and Migmatite 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 Migmatite,

• 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