Mudstone and Rapakivi Granite Definition

Definition of Mudstone and Rapakivi Granite

The general Mudstone and Rapakivi Granite definition can be stated as: Mudstone is a fine-grained, dark gray sedimentary rock, which is formed from silt and clay and is similar to shale but has less laminations. On the other hand, Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase. Along with definition of Mudstone and Rapakivi Granite, get to know about Properties of Mudstone and Rapakivi Granite. Get to know more information about Mudstone and Rapakivi Granite origin and discoverer, etymology and class.

History of Mudstone and Rapakivi Granite

The history of Mudstone and Rapakivi Granite 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.

Mudstone and Rapakivi Granite Origin and Discoverer

Mudstone and Rapakivi Granite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Mudstone and Rapakivi Granite. In this section, you will know about Mudstone and Rapakivi Granite Origin and Discoverer. Origin of Mudstone is Unknown whereas Origin of Rapakivi Granite is Finland, Europe. It is interesting to know the name of Mudstone and Rapakivi Granite discoverer. The Discoverer of Mudstone is Unknown and the discoverer of Rapakivi Granite is Jakob Sederholm.

Etymology of Mudstone and Rapakivi Granite

Along with Mudstone and Rapakivi Granite definition, know more about the etymology of Mudstone and Rapakivi Granite. Etymology of Mudstone and Rapakivi Granite gives information about origin and formation of a particular rock. Know more about Formation of Mudstone and Formation of Rapakivi Granite. The etymology of Mudstone is From the English mud and stone, from low German mudde and stainaz while that of Rapakivi Granite is From the English mud and stone, from low German mudde and stainaz. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Mudstone belongs to Sedimentary Rocks while Rapakivi Granite belongs to Igneous Rocks. The sub-class, group and other categories of Mudstone and Rapakivi Granite are listed below.

For Mudstone,

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

For Rapakivi Granite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Coarse grained rock and Opaque rock