DCHP-2
sluice-box † Placer Mining, Hist. DCHP-1 (pre-1967)
THIS ENTRY MAY CONTAIN OUTDATED INFORMATION, TERMS and EXAMPLES
n.
a long box or trough containing riffles (def. 2) by means of which gold is separated from gravel.
sluice-box † Placer Mining, Hist. DCHP-1 (pre-1967)
n.
a long box or trough containing riffles (def. 2) by means of which gold is separated from gravel.
