Rapakivi Granite and Trachyte Definition

Definition of Rapakivi Granite and Trachyte

The general Rapakivi Granite and Trachyte 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, Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. Along with definition of Rapakivi Granite and Trachyte, get to know about Properties of Rapakivi Granite and Trachyte. Get to know more information about Rapakivi Granite and Trachyte origin and discoverer, etymology and class.

History of Rapakivi Granite and Trachyte

The history of Rapakivi Granite and Trachyte 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 Trachyte Origin and Discoverer

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

Etymology of Rapakivi Granite and Trachyte

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

For Rapakivi Granite,

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

For Trachyte,

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