Adamellite and Gneiss Definition

Definition of Adamellite and Gneiss

The general Adamellite and Gneiss definition can be stated as: Adamellite is a coarse-grained porphyritic igneous rock, a variety of Monzogranite and dominated by phenocrysts of orthoclase in a granular groundmass of perthite, plagioclase 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 Adamellite and Gneiss, get to know about Properties of Adamellite and Gneiss. Get to know more information about Adamellite and Gneiss origin and discoverer, etymology and class.

History of Adamellite and Gneiss

The history of Adamellite 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.

Adamellite and Gneiss Origin and Discoverer

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

Etymology of Adamellite and Gneiss

Along with Adamellite and Gneiss definition, know more about the etymology of Adamellite and Gneiss. Etymology of Adamellite and Gneiss gives information about origin and formation of a particular rock. Know more about Formation of Adamellite and Formation of Gneiss. The etymology of Adamellite is From German adamellit and from Monte Adamello, a mountain in Italy, its locality while that of Gneiss is From German adamellit and from Monte Adamello, a mountain in Italy, its locality. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Adamellite belongs to Igneous Rocks while Gneiss belongs to Metamorphic Rocks. The sub-class, group and other categories of Adamellite and Gneiss are listed below.

For Adamellite,

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