ground-sluice

Hell, if you shoot em 'off a limb or ground-sluice em', it doesn't make any difference.

Focus-Through 2008

"Did you ever," says Aggy whilst they was talking this and that about mines, "did you ever run your pay dirt through a ground-sluice rocker that was fitted up with double amalgam plates, top and bottom, and had the apron sewed on to a puddle board that slanted up, instead of down?"

Red Saunders' Pets and Other Critters Henry Wallace Phillips 1899

Now that you've called my attention to it, I don't recollect that I've heard of anybody using a ground-sluice rocker the way you speak of, since I left old Uckle-Chuckle county. "

Red Saunders' Pets and Other Critters Henry Wallace Phillips 1899