Siltstone and Andesite Definition

Definition of Siltstone and Andesite

The general Siltstone and Andesite definition can be stated as: Siltstone can be defined as a fine-grained sedimentary rock which mainly consists of consolidated silt. On the other hand, Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. Along with definition of Siltstone and Andesite, get to know about Properties of Siltstone and Andesite. Get to know more information about Siltstone and Andesite origin and discoverer, etymology and class.

History of Siltstone and Andesite

The history of Siltstone and Andesite 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.

Siltstone and Andesite Origin and Discoverer

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

Etymology of Siltstone and Andesite

Along with Siltstone and Andesite definition, know more about the etymology of Siltstone and Andesite. Etymology of Siltstone and Andesite gives information about origin and formation of a particular rock. Know more about Formation of Siltstone and Formation of Andesite. The etymology of Siltstone is From English word silt and stone and from Proto-Indo-European root sal and stainaz while that of Andesite is From English word silt and stone and from Proto-Indo-European root sal and stainaz. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Siltstone belongs to Sedimentary Rocks while Andesite belongs to Igneous Rocks. The sub-class, group and other categories of Siltstone and Andesite are listed below.

For Siltstone,

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

For Andesite,

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