Name: Giallo Siena Type: Marbles Color: yellow Origin: Italy Compressive Strength: 1783 /kg cm2 After Freezing: 1660 /kg cm2 Ultimate Tensile Strength: 250 /kg cm2 Coef Thermal Expansion: 0.0071 mm/m°C Water Absorption: 0.35 % Impact Test Min Fall Height: 32 cm Frictional Wear Test: 0 mm Bulk Density: 2800 kg/m 