Phonolite and Picrite Definition

Definition of Phonolite and Picrite

The general Phonolite and Picrite definition can be stated as: Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. On the other hand, Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine. Along with definition of Phonolite and Picrite, get to know about Properties of Phonolite and Picrite. Get to know more information about Phonolite and Picrite origin and discoverer, etymology and class.

History of Phonolite and Picrite

The history of Phonolite and Picrite 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.

Phonolite and Picrite Origin and Discoverer

Phonolite and Picrite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Phonolite and Picrite. In this section, you will know about Phonolite and Picrite Origin and Discoverer. Origin of Phonolite is Unknown whereas Origin of Picrite is Hawaii Islands. It is interesting to know the name of Phonolite and Picrite discoverer. The discoverer of Phonolite and Picrite are Unknown.

Etymology of Phonolite and Picrite

Along with Phonolite and Picrite definition, know more about the etymology of Phonolite and Picrite. Etymology of Phonolite and Picrite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Picrite. The etymology of Phonolite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit while that of Picrite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phonolite and Picrite belong to Igneous Rocks. The sub-class, group and other categories of Phonolite and Picrite are listed below.

For Phonolite,

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

For Picrite,

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