Bentonite earts (overburden bentonites wuth lower content of montmorillonite and higher clay-content) are connected with the bentonite deposit in Lastovce (eastern Slovakia).
Their use is predomantly as bedrock and mineral seal of waste deposits, pond-dams and flood-protection-dams, building of transport infrastructure and other builging use.
Expedition only in bulk by trucks.
| Filtration coefficient | (m.s-1) |
| bent. earth Lastovce | 3,88-5,20.10-10 |
The mentioned information is to be considered as informative.