Diatomite and Rapakivi Granite Definition

Definition of Diatomite and Rapakivi Granite

The general Diatomite and Rapakivi Granite definition can be stated as: Diatomite is a fine-grained sedimentary rock which is formed from consolidated diatomaceous earth. 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 Diatomite and Rapakivi Granite, get to know about Properties of Diatomite and Rapakivi Granite. Get to know more information about Diatomite and Rapakivi Granite origin and discoverer, etymology and class.

History of Diatomite and Rapakivi Granite

The history of Diatomite 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.

Diatomite and Rapakivi Granite Origin and Discoverer

Diatomite 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 Diatomite and Rapakivi Granite. In this section, you will know about Diatomite and Rapakivi Granite Origin and Discoverer. Origin of Diatomite is Germany whereas Origin of Rapakivi Granite is Finland, Europe. It is interesting to know the name of Diatomite and Rapakivi Granite discoverer. The Discoverer of Diatomite is Unknown and the discoverer of Rapakivi Granite is Jakob Sederholm.

Etymology of Diatomite and Rapakivi Granite

Along with Diatomite and Rapakivi Granite definition, know more about the etymology of Diatomite and Rapakivi Granite. Etymology of Diatomite and Rapakivi Granite gives information about origin and formation of a particular rock. Know more about Formation of Diatomite and Formation of Rapakivi Granite. The etymology of Diatomite is From diatom + -ite1 while that of Rapakivi Granite is From diatom + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Diatomite belongs to Sedimentary Rocks while Rapakivi Granite belongs to Igneous Rocks. The sub-class, group and other categories of Diatomite and Rapakivi Granite are listed below.

For Diatomite,

• 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