LEHESTEN
Allgemeine Informationen
Trading names | LEHESTEN, SCHMIEDEBACH, THÜRINGER SCHIEFER |
Location where found | Lehesten |
Country | Germany |
State | Thuringia | Coloring | black |
Structure | Largely without direction |
Availability | No longer being mined! |
Gestein
Bezeichnung | Clay schist |
Alter | Lower Carboniferous |
Gesteinsgruppe | Sedimentary rocks |
Technische Eigenschaften
Polish quality | Only fine sanding possible. |
Suitable for flooring | Suitable. However, the high abrasion resistance of hard stone is not achieved |
Acid resistant | The stone is resistant to acid under usual circumstances. |
Technische Daten
Bulk density | 2,71 t/m³ |
Pressure resistance | 200 MPa |
Abriebfestigkeit | 13,8 cm³/50cm² |
Bending strength | 61 MPa |
Water absorption | 0,43 Gew.-% |
Recommendations for bonding and filling
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