Lignite and Boninite Definition

Definition of Lignite and Boninite

The general Lignite and Boninite definition can be stated as: Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat. On the other hand, 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. Along with definition of Lignite and Boninite, get to know about Properties of Lignite and Boninite. Get to know more information about Lignite and Boninite origin and discoverer, etymology and class.

History of Lignite and Boninite

The history of Lignite and Boninite 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.

Lignite and Boninite Origin and Discoverer

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

Etymology of Lignite and Boninite

Along with Lignite and Boninite definition, know more about the etymology of Lignite and Boninite. Etymology of Lignite and Boninite gives information about origin and formation of a particular rock. Know more about Formation of Lignite and Formation of Boninite. The etymology of Lignite is From French, Latin lignum wood + -ite1 while that of Boninite is From French, Latin lignum wood + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Lignite belongs to Sedimentary Rocks while Boninite belongs to Igneous Rocks. The sub-class, group and other categories of Lignite and Boninite are listed below.

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

For Boninite,

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