The general Phonolite and Dacite 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, Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite. Along with definition of Phonolite and Dacite, get to know about Properties of Phonolite and Dacite. Get to know more information about Phonolite and Dacite origin and discoverer, etymology and class.
The history of Phonolite and Dacite 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 Dacite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Phonolite and Dacite. In this section, you will know about Phonolite and Dacite Origin and Discoverer. Origin of Phonolite is Unknown whereas Origin of Dacite is Romania and Moldova, Europe. It is interesting to know the name of Phonolite and Dacite discoverer. The discoverer of Phonolite and Dacite are Unknown.
Along with Phonolite and Dacite definition, know more about the etymology of Phonolite and Dacite. Etymology of Phonolite and Dacite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Dacite. 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 Dacite 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 Dacite belong to Igneous Rocks. The sub-class, group and other categories of Phonolite and Dacite are listed below.
For Phonolite,
For Dacite,
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