Pyrolite and Trondhjemite Definition

Definition of Pyrolite and Trondhjemite

The general Pyrolite and Trondhjemite definition can be stated as: Pyrolite is an igneous rock consisting of about three parts of peridotite and one part of basalt. On the other hand, 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.. Along with definition of Pyrolite and Trondhjemite, get to know about Properties of Pyrolite and Trondhjemite. Get to know more information about Pyrolite and Trondhjemite origin and discoverer, etymology and class.

History of Pyrolite and Trondhjemite

The history of Pyrolite and Trondhjemite 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.

Pyrolite and Trondhjemite Origin and Discoverer

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

Etymology of Pyrolite and Trondhjemite

Along with Pyrolite and Trondhjemite definition, know more about the etymology of Pyrolite and Trondhjemite. Etymology of Pyrolite and Trondhjemite gives information about origin and formation of a particular rock. Know more about Formation of Pyrolite and Formation of Trondhjemite. The etymology of Pyrolite is From the chemical and mineralogical composition of the upper mantle of the Earth while that of Trondhjemite is From the chemical and mineralogical composition of the upper mantle of the Earth. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pyrolite and Trondhjemite belong to Igneous Rocks. The sub-class, group and other categories of Pyrolite and Trondhjemite are listed below.

For Pyrolite,

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

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