Basalt and Siltstone Definition

Definition of Basalt and Siltstone

The general Basalt and Siltstone 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, Siltstone can be defined as a fine-grained sedimentary rock which mainly consists of consolidated silt. Along with definition of Basalt and Siltstone, get to know about Properties of Basalt and Siltstone. Get to know more information about Basalt and Siltstone origin and discoverer, etymology and class.

History of Basalt and Siltstone

The history of Basalt and Siltstone 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 Siltstone Origin and Discoverer

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

Etymology of Basalt and Siltstone

Along with Basalt and Siltstone definition, know more about the etymology of Basalt and Siltstone. Etymology of Basalt and Siltstone gives information about origin and formation of a particular rock. Know more about Formation of Basalt and Formation of Siltstone. 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 Siltstone 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 Siltstone belongs to Sedimentary Rocks. The sub-class, group and other categories of Basalt and Siltstone are listed below.

For Basalt,

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

For Siltstone,

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