Pegmatite and Foidolite Definition

Definition of Pegmatite and Foidolite

The general Pegmatite and Foidolite definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%. Along with definition of Pegmatite and Foidolite, get to know about Properties of Pegmatite and Foidolite. Get to know more information about Pegmatite and Foidolite origin and discoverer, etymology and class.

History of Pegmatite and Foidolite

The history of Pegmatite and Foidolite 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 Foidolite Origin and Discoverer

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

Etymology of Pegmatite and Foidolite

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

For Pegmatite,

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

For Foidolite,

• Sub-class: Durable Rock and Soft Rock
• Group: Plutonic
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock