Trondhjemite and Schist Definition

Definition of Trondhjemite and Schist

The general Trondhjemite and Schist 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, Schist is a medium grade metamorphic rock with medium to large, flat, sheet like grains in a preferred orientation. Along with definition of Trondhjemite and Schist, get to know about Properties of Trondhjemite and Schist. Get to know more information about Trondhjemite and Schist origin and discoverer, etymology and class.

History of Trondhjemite and Schist

The history of Trondhjemite and Schist 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 Schist Origin and Discoverer

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

Etymology of Trondhjemite and Schist

Along with Trondhjemite and Schist definition, know more about the etymology of Trondhjemite and Schist. Etymology of Trondhjemite and Schist gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Schist. The etymology of Trondhjemite is From Trondheim, Norway while that of Schist is From Trondheim, Norway. 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 Schist belongs to Metamorphic Rocks. The sub-class, group and other categories of Trondhjemite and Schist 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 Schist,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group:
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock