The general Phonolite and Amphibolite 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, Amphibolite can be defined as a granular metamorphic rock which mainly consist of hornblende and plagioclase. Along with definition of Phonolite and Amphibolite, get to know about Properties of Phonolite and Amphibolite. Get to know more information about Phonolite and Amphibolite origin and discoverer, etymology and class.
The history of Phonolite and Amphibolite 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 Amphibolite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Phonolite and Amphibolite. In this section, you will know about Phonolite and Amphibolite Origin and Discoverer. Origin of Phonolite and Amphibolite are Unknown. It is interesting to know the name of Phonolite and Amphibolite discoverer. The Discoverer of Phonolite is Unknown and the discoverer of Amphibolite is Alexandre Brongniart.
Along with Phonolite and Amphibolite definition, know more about the etymology of Phonolite and Amphibolite. Etymology of Phonolite and Amphibolite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Amphibolite. 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 Amphibolite 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 belongs to Igneous Rocks while Amphibolite belongs to Metamorphic Rocks. The sub-class, group and other categories of Phonolite and Amphibolite are listed below.
For Phonolite,
For Amphibolite,