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Marble and Coal Definition

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1 Definition
1.1 Definition
Marble is a non-foliated metamorphic rock which is composed of recrystallized carbonate which is formed when limestone is exposed to high temperatures and pressures over a long time
Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds
1.2 History
1.2.1 Origin
Egypt
USA
1.2.2 Discoverer
Unknown
John Peter Salley
1.3 Etymology
From the Greek marmaros, shining stone and also from the English word marmoreal meaning marble-like
From the Old English term col, which has meant mineral of fossilized carbon since the 13th century
1.4 Class
Metamorphic Rocks
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft Rock
1.5 Family
1.5.1 Group
Not Applicable
Not Applicable
1.6 Other Categories
Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock

Definition of Marble and Coal

The general Marble and Coal definition can be stated as: Marble is a non-foliated metamorphic rock which is composed of recrystallized carbonate which is formed when limestone is exposed to high temperatures and pressures over a long time. On the other hand, Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds. Along with definition of Marble and Coal, get to know about Properties of Marble and Coal. Get to know more information about Marble and Coal origin and discoverer, etymology and class.

History of Marble and Coal

The history of Marble and Coal 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.

Marble and Coal Origin and Discoverer

Marble and Coal definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Marble and Coal. In this section, you will know about Marble and Coal Origin and Discoverer. Origin of Marble is Egypt whereas Origin of Coal is USA. It is interesting to know the name of Marble and Coal discoverer. The Discoverer of Marble is Unknown and the discoverer of Coal is John Peter Salley.

Etymology of Marble and Coal

Along with Marble and Coal definition, know more about the etymology of Marble and Coal. Etymology of Marble and Coal gives information about origin and formation of a particular rock. Know more about Formation of Marble and Formation of Coal. The etymology of Marble is From the Greek marmaros, shining stone and also from the English word marmoreal meaning marble-like while that of Coal is From the Greek marmaros, shining stone and also from the English word marmoreal meaning marble-like. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Marble belongs to Metamorphic Rocks while Coal belongs to Sedimentary Rocks. The sub-class, group and other categories of Marble and Coal are listed below.

For Marble,

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

For Coal,

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