Siltstone and Greywacke Definition

Definition of Siltstone and Greywacke

The general Siltstone and Greywacke 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, Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Along with definition of Siltstone and Greywacke, get to know about Properties of Siltstone and Greywacke. Get to know more information about Siltstone and Greywacke origin and discoverer, etymology and class.

History of Siltstone and Greywacke

The history of Siltstone and Greywacke 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 Greywacke Origin and Discoverer

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

Etymology of Siltstone and Greywacke

Along with Siltstone and Greywacke definition, know more about the etymology of Siltstone and Greywacke. Etymology of Siltstone and Greywacke gives information about origin and formation of a particular rock. Know more about Formation of Siltstone and Formation of Greywacke. The etymology of Siltstone is From English word silt and stone and from Proto-Indo-European root sal and stainaz while that of Greywacke 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 and Greywacke belong to Sedimentary Rocks. The sub-class, group and other categories of Siltstone and Greywacke are listed below.

For Siltstone,

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

For Greywacke,

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