The general Phonolite and Trachyte definition can be stated as: Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. On the other hand, Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. Along with definition of Phonolite and Trachyte, get to know about Properties of Phonolite and Trachyte. Get to know more information about Phonolite and Trachyte origin and discoverer, etymology and class.
The history of Phonolite and Trachyte 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.
Phonolite and Trachyte definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Phonolite and Trachyte. In this section, you will know about Phonolite and Trachyte Origin and Discoverer. Origin of Phonolite and Trachyte are Unknown. It is interesting to know the name of Phonolite and Trachyte discoverer. The Discoverer of Phonolite is Unknown and the discoverer of Trachyte is Alexandre Brongniart and René Just Haüy.
Along with Phonolite and Trachyte definition, know more about the etymology of Phonolite and Trachyte. Etymology of Phonolite and Trachyte gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Trachyte. The etymology of Phonolite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit while that of Trachyte is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phonolite and Trachyte belong to Igneous Rocks. The sub-class, group and other categories of Phonolite and Trachyte are listed below.
For Phonolite,
For Trachyte,
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