Marble and Gneiss Definition

Definition of Marble and Gneiss

The general Marble and Gneiss definition can be stated as: Marble is a non-foliated metamorphic rock which is composed of recrystallized carbonate which is formed when limestone is exposed to high temperatures and pressures over a long time. 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 Marble and Gneiss, get to know about Properties of Marble and Gneiss. Get to know more information about Marble and Gneiss origin and discoverer, etymology and class.

History of Marble and Gneiss

The history of Marble 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.

Marble and Gneiss Origin and Discoverer

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

Etymology of Marble and Gneiss

Along with Marble and Gneiss definition, know more about the etymology of Marble and Gneiss. Etymology of Marble and Gneiss gives information about origin and formation of a particular rock. Know more about Formation of Marble and Formation of Gneiss. The etymology of Marble is From the Greek marmaros, shining stone and also from the English word marmoreal meaning marble-like while that of Gneiss is From the Greek marmaros, shining stone and also from the English word marmoreal meaning marble-like. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Marble and Gneiss belong to Metamorphic Rocks. The sub-class, group and other categories of Marble and Gneiss are listed below.

For Marble,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Medium 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