NAMAQUA
Allgemeine Informationen
| Trading names | NAMAQUA, ZANDKRAAL, JUMAQUA |
| Location where found | Zandkraal/ Vanrhynsdorp |
| Country | South Africa | Coloring | light grey, white, dark grey |
| Grain size | Fine grained |
| Structure | irregularly cloudy |
| Availability | Available |
Gestein
| Bezeichnung | Marble |
| Alter | Precambrian |
| Gesteinsgruppe | Metamorphic rocks |
Technische Eigenschaften
| Polish quality | Polish possible. |
| Polish durability | The polish is not durable for exterior use. |
| Suitable for flooring | Suitable. However, the high abrasion resistance of hard stone is not achieved |
| Acid resistant | The stone is sensitive to acid! |
| Frost resistant | frost resistant |
Technische Daten
| Bulk density | 2,70 t/m³ |
| Pressure resistance | 151 MPa |
| Abriebfestigkeit | 26,9 cm³/50cm² |
| Bending strength | 2,01 MPa |
| Water absorption | 0,2 Gew.-% |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 9.2.8 |
| INSK Number | 83.1 |
feingeschliffen, poliert:
Recommendations for bonding and filling
Productfinder bonding / filling:
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