Pegmatite and Chert Definition

Definition of Pegmatite and Chert

The general Pegmatite and Chert definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture. Along with definition of Pegmatite and Chert, get to know about Properties of Pegmatite and Chert. Get to know more information about Pegmatite and Chert origin and discoverer, etymology and class.

History of Pegmatite and Chert

The history of Pegmatite and Chert 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 Chert Origin and Discoverer

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

Etymology of Pegmatite and Chert

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

For Pegmatite,

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

For Chert,

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