RUHRSANDSTEIN
Allgemeine Informationen
| Trading names | RUHRSANDSTEIN |
| Location where found | Bochum |
| Country | Germany |
| State | North Rhine-Westphalia | Coloring | grey brown, dark grey |
| Grain size | Fine to medium grained |
| Structure | Largely without direction |
| Availability | Available |
Gestein
| Bezeichnung | Sandstone |
| Alter | Carboniferous |
| Gesteinsgruppe | Sedimentary rocks |
Technische Eigenschaften
| Polish quality | Only fine sanding possible. |
| Suitable for flooring | Suitable |
| Acid resistant | The stone is sensitive to acid! |
| Frost resistant | frost resistant |
Technische Daten
| Bulk density | 2,5 t/m³ |
| Water absorption | 1,8 Gew.-% |
| Porosity | 6 Vol.-% |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 6.4.18 |
| INSK Number | 97.1 |
Care information from Möller-Chemie
Recommendations for bonding and filling
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