Trondhjemite and Rhyodacite Definition

Definition of Trondhjemite and Rhyodacite

The general Trondhjemite and Rhyodacite 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, Rhyodacite is an extrusive volcanic rock intermediate in composition between dacite and rhyolite. Along with definition of Trondhjemite and Rhyodacite, get to know about Properties of Trondhjemite and Rhyodacite. Get to know more information about Trondhjemite and Rhyodacite origin and discoverer, etymology and class.

History of Trondhjemite and Rhyodacite

The history of Trondhjemite and Rhyodacite 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 Rhyodacite Origin and Discoverer

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

Etymology of Trondhjemite and Rhyodacite

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

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