Pegmatite and Icelandite Definition

Definition of Pegmatite and Icelandite

The general Pegmatite and Icelandite definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite rock. Along with definition of Pegmatite and Icelandite, get to know about Properties of Pegmatite and Icelandite. Get to know more information about Pegmatite and Icelandite origin and discoverer, etymology and class.

History of Pegmatite and Icelandite

The history of Pegmatite 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.

Pegmatite and Icelandite Origin and Discoverer

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

Etymology of Pegmatite and Icelandite

Along with Pegmatite and Icelandite definition, know more about the etymology of Pegmatite and Icelandite. Etymology of Pegmatite and Icelandite gives information about origin and formation of a particular rock. Know more about Formation of Pegmatite and Formation of Icelandite. The etymology of Pegmatite is From Greek pegma, pegmat which means- thing joined together + -ite while that of Icelandite is From Greek pegma, pegmat which means- thing joined together + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pegmatite and Icelandite belong to Igneous Rocks. The sub-class, group and other categories of Pegmatite and Icelandite are listed below.

For Pegmatite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Coarse grained rock and Opaque rock

For Icelandite,

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