Chert and Pegmatite Definition

Definition of Chert and Pegmatite

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

History of Chert and Pegmatite

The history of Chert and Pegmatite 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.

Chert and Pegmatite Origin and Discoverer

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

Etymology of Chert and Pegmatite

Along with Chert and Pegmatite definition, know more about the etymology of Chert and Pegmatite. Etymology of Chert and Pegmatite gives information about origin and formation of a particular rock. Know more about Formation of Chert and Formation of Pegmatite. The etymology of Chert is From flint-like quartz, 1670s, of unknown origin- a local term, which has been taken into geological use while that of Pegmatite is From flint-like quartz, 1670s, of unknown origin- a local term, which has been taken into geological use. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Chert belongs to Sedimentary Rocks while Pegmatite belongs to Igneous Rocks. The sub-class, group and other categories of Chert and Pegmatite are listed below.

For Chert,

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

For Pegmatite,

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