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Coal seams in a quarry south of the Ruhr near Wetter (Ruhr)

A seam is a sedimentary resulting, expanded reservoir of raw material (mostly carbon ) which is parallel to the rock coating runs. The thickness of a seam is variable. The spatial position of a seam in the “ mountain ” is determined by its fall and strike .

The mined area of ​​a seam is known as the old man . The sagging or collapse of this cavity can lead to day breaks .

Coal seams

The coal seams in Ruhr mining are opened up by tunnel mines and shaft mines.

Begins a coal fire, one speaks of a coal fire .


Web links

Commons : Coal Seams  - Collection of images, videos and audio files
Wiktionary: Flöz  - explanations of meanings, word origins, synonyms, translations