DALVA
Allgemeine Informationen
| Trading names | DALVA, ROSSO DALVA, TANQUINHO VERMELHO, TIGER RED, TIGRATO |
| Location where found | Faz. Escondida / Ruy Barbosa / Bahia |
| Country | Brazil | Coloring | reddish brown, black |
| Grain size | Medium grained |
| Structure | layered or directional |
| Availability | Available |
Gestein
| Bezeichnung | Gneiss |
| Alter | Precambrian |
| Gesteinsgruppe | Metamorphic rocks |
Technische Eigenschaften
| Polish quality | Polish possible. |
| Polish durability | The polish is durable for exterior use. |
| Suitable for flooring | Suitable |
| Acid resistant | The stone is resistant to acid under usual circumstances. |
| Frost resistant | frost resistant |
Technische Daten
| Bulk density | 2,65 t/m³ |
| Pressure resistance | 93,0 MPa |
| Bending strength | 24,6 MPa |
| Water absorption | 0,11 Gew.-% |
| Porosity | 0,29 Vol.-% |
Mineralbestand
| Plagioclase | 45 % |
| Microcline | 30 % |
| Quarz | 18 % |
| Biotite mica | 7 % |
INSK – Internationale Naturstein-Kartei
| INSK Number | 42.6 |
Care information from Möller-Chemie
Stain removal guide:
Recommendations for bonding and filling
Productfinder bonding / filling:
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