LONDORF
Allgemeine Informationen
| Trading names | LONDORF, LONDORFER BASALTLAVA, LONDORFER LUNGSTEIN |
| Location where found | Rabenau-Londorf / Gießen |
| Country | Germany |
| State | Hesse | Coloring | dark grey |
| Structure | Largely without direction |
| Availability | Available |
Gestein
| Bezeichnung | Basalt |
| Alter | Tertiary |
| Gesteinsgruppe | Volcanic rock |
Technische Eigenschaften
| Polish quality | Polish is not possible. |
| Suitable for flooring | Suitable |
| Acid resistant | The stone is resistant to acid under usual circumstances. |
| Frost resistant | frost resistant |
Technische Daten
| Bulk density | 2,2 t/m³ |
| Pressure resistance | 80-150 MPa |
| Abriebfestigkeit | 18,2 cm³/50cm² |
| Bending strength | 12,5 MPa |
| Water absorption | 3,5 Gew.-% |
Mineralbestand
| Plagioclase | 47 % |
| Pyroxene (augite) | 26 % |
| Olivine | 14 % |
| Ore minerals | 10 % |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 5.3.22 |
| INSK Number | 37.8 |
Care information from Möller-Chemie
Recommendations for bonding and filling
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