Adakite and Phonolite Definition

Definition of Adakite and Phonolite

The general Adakite and Phonolite definition can be stated as: Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs. On the other hand, Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. Along with definition of Adakite and Phonolite, get to know about Properties of Adakite and Phonolite. Get to know more information about Adakite and Phonolite origin and discoverer, etymology and class.

History of Adakite and Phonolite

The history of Adakite and Phonolite 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.

Adakite and Phonolite Origin and Discoverer

Adakite and Phonolite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Adakite and Phonolite. In this section, you will know about Adakite and Phonolite Origin and Discoverer. Origin of Adakite is Adak, Aleutian Islands whereas Origin of Phonolite is Unknown. It is interesting to know the name of Adakite and Phonolite discoverer. The Discoverer of Adakite is Defant and Drummond and the discoverer of Phonolite is Unknown.

Etymology of Adakite and Phonolite

Along with Adakite and Phonolite definition, know more about the etymology of Adakite and Phonolite. Etymology of Adakite and Phonolite gives information about origin and formation of a particular rock. Know more about Formation of Adakite and Formation of Phonolite. The etymology of Adakite is From Adak, Aleutian Islands while that of Phonolite is From Adak, Aleutian Islands. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Adakite and Phonolite belong to Igneous Rocks. The sub-class, group and other categories of Adakite and Phonolite are listed below.

For Adakite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: Fine grained rock, Medium grained rock and Opaque rock

For Phonolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock