It is a fairly heavy black plastic tub, approximately 24'x18'圆'deep.

Free Plans to design and build your own dredge, sluice, dry washer gold Prospecting Equipment. A highbanker is ba si ca l l y a s l u i ce bo x w i th If y ou ar e s er i ou sl y co n si de ri n g bu i l di n g y ou r o w n dr ed g e, ch ec k o u t m y pa g e: T h er e h as be en l i tt l e s er i ou s a dv an ce m en t in sluice box technology since they were first created. D on 't f or g et h ow ev er, t h at i n th e e ar l i es t da y s of dredging, there were no manufacturers, and all small suction gold dredges were handcrafted units made in someone's garage. T h i s i s w h er e h e r ec ov er ed m os t of th e l ar g e g ol d n u g g et s f ro m. No question that many gold prospectors would love to own a dredge, and dredges are very cool pieces of prospecting equipment that will allow you to mine some very nice gold nuggets, but the pr i ce s f or n ew on es ar e r ea l l y h i g h.

The waterfall effect 'scrubs' lighter rock from the low pressure zones leaving the gold behind.

What is a gold spinner on dredge