Alkali Feldspar Granite and Rapakivi Granite Definition

Definition of Alkali Feldspar Granite and Rapakivi Granite

The general Alkali Feldspar Granite and Rapakivi Granite definition can be stated as: Alkali feldspar granite, also known as red granite, is a felsic igneous rock and a type of granite rich in the mineral potassium feldspar. 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 Alkali Feldspar Granite and Rapakivi Granite, get to know about Properties of Alkali Feldspar Granite and Rapakivi Granite. Get to know more information about Alkali Feldspar Granite and Rapakivi Granite origin and discoverer, etymology and class.

History of Alkali Feldspar Granite and Rapakivi Granite

The history of Alkali Feldspar Granite 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.

Alkali Feldspar Granite and Rapakivi Granite Origin and Discoverer

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

Etymology of Alkali Feldspar Granite and Rapakivi Granite

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

For Alkali Feldspar Granite,

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