Phonolite and Icelandite Definition

Definition of Phonolite and Icelandite

The general Phonolite and Icelandite 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, Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite rock. Along with definition of Phonolite and Icelandite, get to know about Properties of Phonolite and Icelandite. Get to know more information about Phonolite and Icelandite origin and discoverer, etymology and class.

History of Phonolite and Icelandite

The history of Phonolite and Icelandite 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 Icelandite Origin and Discoverer

Phonolite and Icelandite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Phonolite and Icelandite. In this section, you will know about Phonolite and Icelandite Origin and Discoverer. Origin of Phonolite is Unknown whereas Origin of Icelandite is Iceland. It is interesting to know the name of Phonolite and Icelandite discoverer. The Discoverer of Phonolite is Unknown and the discoverer of Icelandite is Ian S. E. Carmichael.

Etymology of Phonolite and Icelandite

Along with Phonolite and Icelandite definition, know more about the etymology of Phonolite and Icelandite. Etymology of Phonolite and Icelandite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Icelandite. 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 Icelandite 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 Icelandite belong to Igneous Rocks. The sub-class, group and other categories of Phonolite and Icelandite are listed below.

For Phonolite,

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

For Icelandite,

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