ALTA
Allgemeine Informationen
| Trading names | ALTA, POLAR-QUARZIT, MIDNIGHT SUN |
| Location where found | Alta |
| Country | Norway | Coloring | grey green |
| Structure | Largely without direction |
| Availability | Available |
Gestein
| Bezeichnung | Mica quartzite |
| Alter | Precambrian |
| Gesteinsgruppe | Metamorphic rocks |
Technische Eigenschaften
| Polish quality | Polish is possible, but unusual. |
| Suitable for flooring | Suitable |
| Acid resistant | The stone is resistant to acid under usual circumstances. |
| Frost resistant | frost resistant |
Technische Daten
| Bulk density | 2,71 t/m³ |
| Pressure resistance | 260,8 MPa |
| Druckfestigkeit Frost | 246,6 MPa |
| Abriebfestigkeit | 6,4 cm³/50cm² |
| Bending strength | 38,4 MPa |
| Water absorption | 0,10 Gew.-% |
Mineralbestand
| Quarz | 83 % |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 10.2.2 |
| INSK Number | 55.2 |
Care information from Möller-Chemie
Stain removal guide:
Recommendations for bonding and filling
Productfinder bonding / filling:
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