Rapakivi Granite and Shonkinite Definition

Definition of Rapakivi Granite and Shonkinite

The general Rapakivi Granite and Shonkinite definition can be stated as: Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase. On the other hand, Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents. Along with definition of Rapakivi Granite and Shonkinite, get to know about Properties of Rapakivi Granite and Shonkinite. Get to know more information about Rapakivi Granite and Shonkinite origin and discoverer, etymology and class.

History of Rapakivi Granite and Shonkinite

The history of Rapakivi Granite and Shonkinite 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.

Rapakivi Granite and Shonkinite Origin and Discoverer

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

Etymology of Rapakivi Granite and Shonkinite

Along with Rapakivi Granite and Shonkinite definition, know more about the etymology of Rapakivi Granite and Shonkinite. Etymology of Rapakivi Granite and Shonkinite gives information about origin and formation of a particular rock. Know more about Formation of Rapakivi Granite and Formation of Shonkinite. The etymology of Rapakivi Granite is From Finnish Rapakivi which stands for crumbly rock while that of Shonkinite is From Finnish Rapakivi which stands for crumbly rock. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Rapakivi Granite and Shonkinite belong to Igneous Rocks. The sub-class, group and other categories of Rapakivi Granite and Shonkinite are listed below.

For Rapakivi Granite,

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

For Shonkinite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock