noun
ore-washing buddle; hutch
Technical mining term for a trough or apparatus used to wash and separate ore by water flow.
この鉱山では、洗鉱槽を使って鉱石から不純物を取り除いている。
At this mine, they use an ore-washing buddle to remove impurities from the ore.
Compound of 洗鉱 (ore washing) and 槽 (tank, trough). The exact historical derivation is uncertain, but the term is a straightforward technical coinage.