Novaculite and Rapakivi Granite Definition

Definition of Novaculite and Rapakivi Granite

The general Novaculite and Rapakivi Granite definition can be stated as: Novaculite is a dense, hard, fine-grained, siliceous metamorpic rock which is a type of chert that breaks with conchoidal fracture. 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 Novaculite and Rapakivi Granite, get to know about Properties of Novaculite and Rapakivi Granite. Get to know more information about Novaculite and Rapakivi Granite origin and discoverer, etymology and class.

History of Novaculite and Rapakivi Granite

The history of Novaculite 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.

Novaculite and Rapakivi Granite Origin and Discoverer

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

Etymology of Novaculite and Rapakivi Granite

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

For Novaculite,

• Sub-class: Durable Rock and Hard 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