Shale and Amphibolite Definition

Definition of Shale and Amphibolite

The general Shale and Amphibolite definition can be stated as: Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. On the other hand, Amphibolite can be defined as a granular metamorphic rock which mainly consist of hornblende and plagioclase. Along with definition of Shale and Amphibolite, get to know about Properties of Shale and Amphibolite. Get to know more information about Shale and Amphibolite origin and discoverer, etymology and class.

History of Shale and Amphibolite

The history of Shale and Amphibolite 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.

Shale and Amphibolite Origin and Discoverer

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

Etymology of Shale and Amphibolite

Along with Shale and Amphibolite definition, know more about the etymology of Shale and Amphibolite. Etymology of Shale and Amphibolite gives information about origin and formation of a particular rock. Know more about Formation of Shale and Formation of Amphibolite. The etymology of Shale is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate, while that of Amphibolite is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Shale belongs to Sedimentary Rocks while Amphibolite belongs to Metamorphic Rocks. The sub-class, group and other categories of Shale and Amphibolite are listed below.

For Shale,

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

For Amphibolite,

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