Dacite and Pegmatite Definition

Definition of Dacite and Pegmatite

The general Dacite and Pegmatite definition can be stated as: Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite. On the other hand, Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. Along with definition of Dacite and Pegmatite, get to know about Properties of Dacite and Pegmatite. Get to know more information about Dacite and Pegmatite origin and discoverer, etymology and class.

History of Dacite and Pegmatite

The history of Dacite 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.

Dacite and Pegmatite Origin and Discoverer

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

Etymology of Dacite and Pegmatite

Along with Dacite and Pegmatite definition, know more about the etymology of Dacite and Pegmatite. Etymology of Dacite and Pegmatite gives information about origin and formation of a particular rock. Know more about Formation of Dacite and Formation of Pegmatite. The etymology of Dacite is From Dacia, a province of the Roman Empire which lay between the Danube River and Carpathian Mountains where the rock was first described while that of Pegmatite is From Dacia, a province of the Roman Empire which lay between the Danube River and Carpathian Mountains where the rock was first described. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Dacite and Pegmatite belong to Igneous Rocks. The sub-class, group and other categories of Dacite and Pegmatite are listed below.

For Dacite,

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

For Pegmatite,

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