Hillseam geology and roof instability near outcrop in eastern Kentucky drift mines

An edition of Hillseam geology and roof instability near outcrop in eastern Kentucky drift mines (1989)

Hillseam geology and roof instability near outcrop in eastern Kentucky drift mines

By Gary P. Sames

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Publish Date

1989

Publisher

Dept. of the Interior

Language

eng

Pages

Description:

subjects: Coal mines and mining, Joints (Geology), Kentucky, Mine roof control, Outcrops (Geology)

Places: Kentucky