Gneiss and Limestone Definition

Definition of Gneiss and Limestone

The general Gneiss and Limestone 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, Limestone is a sedimentary rock composed mostly of calcite and aragonite, which are different crystal forms of calcium carbonate. Along with definition of Gneiss and Limestone, get to know about Properties of Gneiss and Limestone. Get to know more information about Gneiss and Limestone origin and discoverer, etymology and class.

History of Gneiss and Limestone

The history of Gneiss and Limestone 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 Limestone Origin and Discoverer

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

Etymology of Gneiss and Limestone

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

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock