Lignite and Claystone Definition

Definition of Lignite and Claystone

The general Lignite and Claystone 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, Claystone is a fine-grained, dark gray to pink sedimentary rock which mainly consists of compacted and hardened clay. Along with definition of Lignite and Claystone, get to know about Properties of Lignite and Claystone. Get to know more information about Lignite and Claystone origin and discoverer, etymology and class.

History of Lignite and Claystone

The history of Lignite and Claystone 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 Claystone Origin and Discoverer

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

Etymology of Lignite and Claystone

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

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