Name: Chocolate Type: Marbles Color: brown Origin: Brazil Compressive Strength: 2440 /kg cm2 After Freezing: 2300 /kg cm2 Ultimate Tensile Strength: 210 /kg cm2 Coef Thermal Expansion: 0 mm/m°C Water Absorption: 0.3 % Impact Test Min Fall Height: 35 cm Frictional Wear Test: 0 mm Bulk Density: 2760 kg/m 