PRETO SAO GABRIEL
Allgemeine Informationen
| Trading names | PRETO SAO GABRIEL, BLACK BRASIL, NEGRO BRASIL, BLACK ST. GABRIEL |
| Location where found | Sao Gabriel de Baunilha/Colatina (ES) |
| Country | Brazil | Coloring | black green |
| Grain size | Medium grained |
| Structure | Largely without direction |
| Availability | Available |
Gestein
| Bezeichnung | Gabbro |
| 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 | 2,95 t/m³ |
| Pressure resistance | 129 MPa |
| Druckfestigkeit Frost | 143,6 MPa |
| Abrasion resistance according to Italian standard | 1,14 |
| Bending strength | 25,7 MPa |
| Water absorption | 0,33 Gew.-% |
| Porosity | 0,96 Vol.-% |
| Thermische Dehnung | 0,91 mm/m/100K |
| E Modul | 73,54 GPa |
Mineralbestand
| Plagioclase | 65 % |
| Pyroxene (augite) | 15-20 % |
| Biotite mica | 10 % |
INSK – Internationale Naturstein-Kartei
| INSK Number old | 4.4.10 |
| INSK Number | 28.4 |
Care information from Möller-Chemie
Stain removal guide:
Recommendations for bonding and filling
Productfinder bonding / filling:
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Unempfindliche Gabbros:
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