Portoro marble is quarried in Liguria, in the province of La Spezia.
Black background and horizontal yellow-gold veins make this marble unique and special, mainly used for interior decoration.
PORTORO | |
|---|---|
Tipology | Marble |
Source Location | Italy |
Compression breaking load | 988 Kg/cm² |
Compression breaking load after freezing | |
Ultimate textile strenght | 122 Kg/cm² |
Thermal linear expansion coefficient | 0,0041 mm/m °C |
Water absorption | 0,13 % |
Impact test: min fall height | 27 cm |
Frictional wear test | |
Bulk density | 2689 Kg/m³ |
Elasticity module | |
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