DARWIN BROWN
Allgemeine Informationen
| Trading names | DARWIN BROWN |
| Location where found | b. Darwin |
| Country | Australia | Coloring | brown, black |
| Grain size | Medium grained |
| Structure | Largely without direction |
| Availability | Is being mined, but is used very seldom. |
Gestein
| Bezeichnung | Syenite |
| Alter | Precambrian |
| Gesteinsgruppe | Abyssal rock |
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 | 2,706 t/m³ |
| Pressure resistance | 207 MPa |
| Bending strength | 11,1 MPa |
| Water absorption | 0,12 Gew.-% |
Mineralbestand
| Orthoclase (alkali feldspar) | 68 % |
| Amphibole | 12 % |
| Quarz | 5 % |
| Biotite mica | 5 % |
| Apatite | 2 % |
| Titanite | 1 % |
| Ore minerals | 3 % |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 4.1.40 |
| INSK Number | 22.8 |
Care information from Möller-Chemie
Stain removal guide:
Recommendations for bonding and filling
Productfinder bonding / filling:
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