"Sluice" means an inclined trough that conveys water and sediments to a rocker box for separating gold and other minerals from lighter sediments.
N.H. Code Admin. R. Env-Wt 104.22
"Sluice" means an inclined trough that conveys water and sediments to a rocker box for separating gold and other minerals from lighter sediments.
N.H. Code Admin. R. Env-Wt 104.22