ZERKOWICE
Allgemeine Informationen
Trading names | ZERKOWICE, SIRGWITZ, BUNZLAUER SANDSTEIN, ŻERKOWICE |
Location where found | Żerkowice / Lwówek Śląski / Wrocław (Schlesien) |
Country | Poland | Coloring | yellow |
Grain size | Medium grained |
Structure | spotted |
Availability | Available |
Gestein
Bezeichnung | Sandstone |
Alter | Cretaceous |
Gesteinsgruppe | Sedimentary rocks |
Technische Eigenschaften
Polish quality | Polish is not possible. |
Suitable for flooring | Hardly suitable as indoor floor covering |
Acid resistant | The stone is resistant to acid under usual circumstances. |
Frost resistant | frost resistant |
Technische Daten
Bulk density | 1,95-2,00 t/m³ |
Pressure resistance | 38-54 MPa |
Abrasion resistance according to Italian standard | 12-14 |
Water absorption | 3,5-4,0 Gew.-% |
INSK – Internationale Naturstein-Kartei
INSK Number old | 6.2.8 |
INSK Number | 93.2 |
feingeschliffen, poliert:
Recommendations for bonding and filling
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