Gneiss and Larvikite Definition

Definition of Gneiss and Larvikite

The general Gneiss and Larvikite definition can be stated as: 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. On the other hand, Larvikite is an igneous rock and a variety of monzonite, notable for the presence of thumbnail-sized crystals of feldspar. Along with definition of Gneiss and Larvikite, get to know about Properties of Gneiss and Larvikite. Get to know more information about Gneiss and Larvikite origin and discoverer, etymology and class.

History of Gneiss and Larvikite

The history of Gneiss and Larvikite 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.

Gneiss and Larvikite Origin and Discoverer

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

Etymology of Gneiss and Larvikite

Along with Gneiss and Larvikite definition, know more about the etymology of Gneiss and Larvikite. Etymology of Gneiss and Larvikite gives information about origin and formation of a particular rock. Know more about Formation of Gneiss and Formation of Larvikite. The etymology of Gneiss is From the Middle High German verb gneist (to spark; so called because the rock glitters) while that of Larvikite is From the Middle High German verb gneist (to spark; so called because the rock glitters). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gneiss belongs to Metamorphic Rocks while Larvikite belongs to Igneous Rocks. The sub-class, group and other categories of Gneiss and Larvikite are listed below.

For Gneiss,

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

For Larvikite,

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