Rapakivi Granite and Hornfels Definition

Definition of Rapakivi Granite and Hornfels

The general Rapakivi Granite and Hornfels 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, Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock. Along with definition of Rapakivi Granite and Hornfels, get to know about Properties of Rapakivi Granite and Hornfels. Get to know more information about Rapakivi Granite and Hornfels origin and discoverer, etymology and class.

History of Rapakivi Granite and Hornfels

The history of Rapakivi Granite and Hornfels 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 Hornfels Origin and Discoverer

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

Etymology of Rapakivi Granite and Hornfels

Along with Rapakivi Granite and Hornfels definition, know more about the etymology of Rapakivi Granite and Hornfels. Etymology of Rapakivi Granite and Hornfels gives information about origin and formation of a particular rock. Know more about Formation of Rapakivi Granite and Formation of Hornfels. The etymology of Rapakivi Granite is From Finnish Rapakivi which stands for crumbly rock while that of Hornfels 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 belongs to Igneous Rocks while Hornfels belongs to Metamorphic Rocks. The sub-class, group and other categories of Rapakivi Granite and Hornfels are listed below.

For Rapakivi Granite,

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

For Hornfels,

• Sub-class: Durable Rock and Soft Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock