The general Trondhjemite and Pegmatite 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, Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. Along with definition of Trondhjemite and Pegmatite, get to know about Properties of Trondhjemite and Pegmatite. Get to know more information about Trondhjemite and Pegmatite origin and discoverer, etymology and class.
The history of Trondhjemite and Pegmatite 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 Pegmatite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Trondhjemite and Pegmatite. In this section, you will know about Trondhjemite and Pegmatite Origin and Discoverer. Origin of Trondhjemite is Tonale, Italy whereas Origin of Pegmatite is Unknown. It is interesting to know the name of Trondhjemite and Pegmatite discoverer. The Discoverer of Trondhjemite is Unknown and the discoverer of Pegmatite is R. J. Hauy.
Along with Trondhjemite and Pegmatite definition, know more about the etymology of Trondhjemite and Pegmatite. Etymology of Trondhjemite and Pegmatite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Pegmatite. The etymology of Trondhjemite is not available while that of Pegmatite 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 Pegmatite belong to Igneous Rocks. The sub-class, group and other categories of Trondhjemite and Pegmatite are listed below.
For Trondhjemite,
For Pegmatite,
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