coal measures

coal-bearing strata.

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

Origin of coal measures

First recorded in 1655–65

Cœlacanthus elegans of the coal-measures is found in America also.

A Guide to the Study of Fishes, Volume 1 (of 2) |David Starr Jordan
Calamite, kal′a-mīt, n. a fossil plant abundant in the coal-measures, believed to be a kind of gigantic horse-tails (Equisetace).

Chambers's Twentieth Century Dictionary (part 1 of 4: A-D) |Various
The frequent presence of carbonate of iron in the coal-measures is a most fortunate circumstance for mining industry.

The World Before the Deluge |Louis Figuier
Then Mr. Binney discovered a tree—a Sigillaria, standing upright in the coal-measures with its roots attached.

Town Geology |Charles Kingsley

Slab of sandstone from the coal-measures of Pennsylvania, with footprints of air-breathing reptile and casts of cracks.

A Manual of Elementary Geology |Charles Lyell.

Coal Measures

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