Boninite and Lignite Definition

Definition of Boninite and Lignite

The general Boninite and Lignite definition can be stated as: Boninite is a mafic extrusive rock which is high in magnesium and silica content, formed in fore-arc environments, typically during the early stages of subduction. On the other hand, Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat. Along with definition of Boninite and Lignite, get to know about Properties of Boninite and Lignite. Get to know more information about Boninite and Lignite origin and discoverer, etymology and class.

History of Boninite and Lignite

The history of Boninite and Lignite 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.

Boninite and Lignite Origin and Discoverer

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

Etymology of Boninite and Lignite

Along with Boninite and Lignite definition, know more about the etymology of Boninite and Lignite. Etymology of Boninite and Lignite gives information about origin and formation of a particular rock. Know more about Formation of Boninite and Formation of Lignite. The etymology of Boninite is From its occurrence in the Izu-Bonin arc south of Japan while that of Lignite is From its occurrence in the Izu-Bonin arc south of Japan. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Boninite belongs to Igneous Rocks while Lignite belongs to Sedimentary Rocks. The sub-class, group and other categories of Boninite and Lignite are listed below.

For Boninite,

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

For Lignite,

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