Hawaiite and Rapakivi Granite Definition

Definition of Hawaiite and Rapakivi Granite

The general Hawaiite and Rapakivi Granite definition can be stated as: Hawaiite is volcanic rock that resembles basalt. It is an olivine basalt with intermediate composition between alkali olivine and mugearite. 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 Hawaiite and Rapakivi Granite, get to know about Properties of Hawaiite and Rapakivi Granite. Get to know more information about Hawaiite and Rapakivi Granite origin and discoverer, etymology and class.

History of Hawaiite and Rapakivi Granite

The history of Hawaiite 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.

Hawaiite and Rapakivi Granite Origin and Discoverer

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

Etymology of Hawaiite and Rapakivi Granite

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

For Hawaiite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: Opaque rock

For Rapakivi Granite,

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