Pegmatite and Theralite Definition

Definition of Pegmatite and Theralite

The general Pegmatite and Theralite definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Theralite is a plutonic hylocrystalline igneous rock consisting of augite, olivine, calcic plagioclase and nepheline. Along with definition of Pegmatite and Theralite, get to know about Properties of Pegmatite and Theralite. Get to know more information about Pegmatite and Theralite origin and discoverer, etymology and class.

History of Pegmatite and Theralite

The history of Pegmatite and Theralite 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 Theralite Origin and Discoverer

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

Etymology of Pegmatite and Theralite

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

For Pegmatite,

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

For Theralite,

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