Gneiss and Minette Definition

Definition of Gneiss and Minette

The general Gneiss and Minette 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, Minette is a variety of Lamprophyre and is porphyritic alkaline igneous rock which is mainly dominated by biotite and potassic feldspar. Along with definition of Gneiss and Minette, get to know about Properties of Gneiss and Minette. Get to know more information about Gneiss and Minette origin and discoverer, etymology and class.

History of Gneiss and Minette

The history of Gneiss and Minette 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 Minette Origin and Discoverer

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

Etymology of Gneiss and Minette

Along with Gneiss and Minette definition, know more about the etymology of Gneiss and Minette. Etymology of Gneiss and Minette gives information about origin and formation of a particular rock. Know more about Formation of Gneiss and Formation of Minette. The etymology of Gneiss is From the Middle High German verb gneist (to spark; so called because the rock glitters) while that of Minette 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 Minette belongs to Igneous Rocks. The sub-class, group and other categories of Gneiss and Minette 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 Minette,

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