Basalt and Gritstone Definition

Definition of Basalt and Gritstone

The general Basalt and Gritstone definition can be stated as: Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth. On the other hand, Gritstone or grit is a hard, coarse-grained, siliceous sandstone. Along with definition of Basalt and Gritstone, get to know about Properties of Basalt and Gritstone. Get to know more information about Basalt and Gritstone origin and discoverer, etymology and class.

History of Basalt and Gritstone

The history of Basalt and Gritstone 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.

Basalt and Gritstone Origin and Discoverer

Basalt and Gritstone definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Basalt and Gritstone. In this section, you will know about Basalt and Gritstone Origin and Discoverer. Origin of Basalt is Egypt whereas Origin of Gritstone is Pennines, England. It is interesting to know the name of Basalt and Gritstone discoverer. The Discoverer of Basalt is Georgius Agricola and the discoverer of Gritstone is J.J. Ferber.

Etymology of Basalt and Gritstone

Along with Basalt and Gritstone definition, know more about the etymology of Basalt and Gritstone. Etymology of Basalt and Gritstone gives information about origin and formation of a particular rock. Know more about Formation of Basalt and Formation of Gritstone. The etymology of Basalt is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites while that of Gritstone is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Basalt belongs to Igneous Rocks while Gritstone belongs to Sedimentary Rocks. The sub-class, group and other categories of Basalt and Gritstone are listed below.

For Basalt,

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

For Gritstone,

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