Aplite and Gneiss Definition

Definition of Aplite and Gneiss

The general Aplite and Gneiss definition can be stated as: Aplite is a fine-grained granite composed mainly of feldspar and quartz. On the other hand, Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks. Along with definition of Aplite and Gneiss, get to know about Properties of Aplite and Gneiss. Get to know more information about Aplite and Gneiss origin and discoverer, etymology and class.

History of Aplite and Gneiss

The history of Aplite and Gneiss 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.

Aplite and Gneiss Origin and Discoverer

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

Etymology of Aplite and Gneiss

Along with Aplite and Gneiss definition, know more about the etymology of Aplite and Gneiss. Etymology of Aplite and Gneiss gives information about origin and formation of a particular rock. Know more about Formation of Aplite and Formation of Gneiss. The etymology of Aplite is From German Aplit, from Greek haploos simple + -ite while that of Gneiss is From German Aplit, from Greek haploos simple + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Aplite belongs to Igneous Rocks while Gneiss belongs to Metamorphic Rocks. The sub-class, group and other categories of Aplite and Gneiss are listed below.

For Aplite,

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

For Gneiss,

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