Pause
Flush sluices
Reset
Dredge
62%
Sluicing
68%
Placer
Lean sand
Average placer
Heavy fraction
Cassiterite
0 kg
Recovery 62%
Sand
0 m³
Processed
Silting
10%
Sluices clean
The dredge lifts sand; the heavy cassiterite fraction is caught in the sluices