Pegmatite and Soapstone Definition

Definition of Pegmatite and Soapstone

The general Pegmatite and Soapstone definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, It is a metamorphic magnesium rich rock because it is composed of the mineral talc. Along with definition of Pegmatite and Soapstone, get to know about Properties of Pegmatite and Soapstone. Get to know more information about Pegmatite and Soapstone origin and discoverer, etymology and class.

History of Pegmatite and Soapstone

The history of Pegmatite and Soapstone 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 Soapstone Origin and Discoverer

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

Etymology of Pegmatite and Soapstone

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

For Pegmatite,

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

For Soapstone,

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