Mine Tailings Storage: Safety Is No Accident

Concentrate 1 750 tonnes per day

Mill

Stockpiles

Crushed ore for mining quality control, homogenization and mill-head grade

200 000 tonnes per day Slurry tailings

Tailings pond

Slurry discharge

Phreatic line

Overflow spillway

Water cover

Lift 2

Lift 1

Coarse fraction - Sands

Toe seepage

Fine fraction - Slimes

Starter dyke

Liner

Seepage

Groundwater flow

180 000 tonnes per day Waste rock

Waste rock storage facility

Toe seepage

Seepage

Groundwater flow

9