Lignite and Aplite Definition

Definition of Lignite and Aplite

The general Lignite and Aplite 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, Aplite is a fine-grained granite composed mainly of feldspar and quartz. Along with definition of Lignite and Aplite, get to know about Properties of Lignite and Aplite. Get to know more information about Lignite and Aplite origin and discoverer, etymology and class.

History of Lignite and Aplite

The history of Lignite and Aplite 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 Aplite Origin and Discoverer

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

Etymology of Lignite and Aplite

Along with Lignite and Aplite definition, know more about the etymology of Lignite and Aplite. Etymology of Lignite and Aplite gives information about origin and formation of a particular rock. Know more about Formation of Lignite and Formation of Aplite. The etymology of Lignite is From French, Latin lignum wood + -ite1 while that of Aplite 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 Aplite belongs to Igneous Rocks. The sub-class, group and other categories of Lignite and Aplite 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 Aplite,

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