The general Andesite and Trondhjemite definition can be stated as: Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. 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 Andesite and Trondhjemite, get to know about Properties of Andesite and Trondhjemite. Get to know more information about Andesite and Trondhjemite origin and discoverer, etymology and class.
The history of Andesite 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.
Andesite and Trondhjemite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Andesite and Trondhjemite. In this section, you will know about Andesite and Trondhjemite Origin and Discoverer. Origin of Andesite is North America whereas Origin of Trondhjemite is Tonale, Italy. It is interesting to know the name of Andesite and Trondhjemite discoverer. The discoverer of Andesite and Trondhjemite are Unknown.
Along with Andesite and Trondhjemite definition, know more about the etymology of Andesite and Trondhjemite. Etymology of Andesite and Trondhjemite gives information about origin and formation of a particular rock. Know more about Formation of Andesite and Formation of Trondhjemite. The etymology of Andesite is From Andes mountains, where it is found in abundance while that of Trondhjemite is From Andes mountains, where it is found in abundance. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Andesite and Trondhjemite belong to Igneous Rocks. The sub-class, group and other categories of Andesite and Trondhjemite are listed below.
For Andesite,
For Trondhjemite,
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