GCLs are used in the mining industry for lining and capping of tailings lagoons. Reed beds for minewater treatment are also lined with GCLs as are attenuation lagoons.
- Used in place of compacted clay or geomembranes in tailings lagoon lining and tailings caps
- Ease of installation in less favourable weather and ground conditions
- Self sealing if punctured
- Good slope stability
- Good differential settlement characteristics