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• coal measures
  coal measures

  plural noun

  coal-bearing strata.
• Coal Measures
  Coal Measures

  plural noun

  a series of coal-bearing rocks formed in the upper Carboniferous period; the uppermost series of the Carboniferous system

coal measures

American  

plural noun

Geology.

1. coal-bearing strata.

2. (initial capital letters) in Europe, a portion of the Carboniferous System, characterized by widespread coal deposits.

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Coal Measures British  

plural noun

1. a series of coal-bearing rocks formed in the upper Carboniferous period; the uppermost series of the Carboniferous system

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Etymology

Origin of coal measures

First recorded in 1655–65

Example Sentences

Columbia coal measures are sufficient to supply the world for centuries.

From Canada West by Canada. Dept. of the interior

The rocks that lie among the coal measures contain fossils of huge animals that lived in fresh water and on land, the ancestors of our frogs, toads, and salamanders, a group we call amphibians.

From Earth and Sky Every Child Should Know Easy studies of the earth and the stars for any time and place by Rogers, Julia Ellen

From the position that the coal measures occupy, being entirely under the Secondary and Tertiary formations, it will be observed that they are very old.

From Nature's Miracles, Volume 1 Familiar Talks on Science—World-Building and Life. Earth, Air and Water. by Gray, Elisha

The coniferous trees of the coal measures show annual rings of growth.

From The Origin of the World According to Revelation and Science by Dawson, John William

In the coal measures are found the mummied remains of these prehistoric conifers.

From Trees Worth Knowing by Rogers, Julia Ellen