also: ずりやま
noun
slag heap; coal waste pile
Refers to a mound of waste material from mining, especially coal mining. Often used in industrial or environmental contexts.
See also: ボタ山 (ボタやま)
この地域には古いズリ山がいくつも残っている。
Several old slag heaps remain in this area.
ズリ山の緑化が進められている。
Revegetation of the slag heap is underway.
Synonym also meaning slag heap; ボタ山 is more common in some regions, while ズリ山 is used in others. Both refer to the same concept.
Compound of ズリ (mining waste, slag) and 山 (mountain, pile). The term ズリ is of uncertain origin, possibly from a dialect or mining jargon.