Trondhjemite and Aplite Definition

Definition of Trondhjemite and Aplite

The general Trondhjemite and Aplite 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, Aplite is a fine-grained granite composed mainly of feldspar and quartz. Along with definition of Trondhjemite and Aplite, get to know about Properties of Trondhjemite and Aplite. Get to know more information about Trondhjemite and Aplite origin and discoverer, etymology and class.

History of Trondhjemite and Aplite

The history of Trondhjemite and Aplite 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 Aplite Origin and Discoverer

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

Etymology of Trondhjemite and Aplite

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

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