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egg coal

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noun

anthracite in sizes ranging from 2.44 to 3.25 inches (8 to 8 cm), intermediate between broken coal and stove coal.

bituminous coal in sizes ranging from 1.5 to 4 inches (4 to 10 cm).

Origin of egg coal

An Americanism dating back to 1850–55

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for egg coal

Historical Examples of egg coal

My gifts do not run to the care of a horse and an egg-coal fire.
Dwellers in Arcady
Albert Bigelow Paine