Variety: GRAY SIBONEY MARBLE Deposit: Gris Siboney Localization: Nueva Gerona. Isla de la Juventud Rock: Marble rock medium to coarse grained gray with black stripes that are arranged generally parallel with thickness of 0.5 to 1 cm and it´s consist of graphite. Color: Light gray with black stripes to dark gray. Character y Use Ornamental: • Uses: For floors and walls veneer in interior and exterior uses. The main characteristics of this type of gray marble are to have a highly polished surface brightness, with shades of dark and light streaks, giving it a very formal appearance or effect works solemn memorial site that allow you to use in public buildings, offices museums and where you want to highlight one aspect of sobriety and good taste. It has high resistance to environmental attack, high resistance to traffic when used as floor and less degradation of color, which remains unchanged over time and it requires only normal maintenance and regular washing with water alone. It place with normal cement mortar or plastic cement and skill operator to transmit this material itself as its quality message. Mechanical Physical Parameters: • Porosity - 0.4% • Absorption: 0.06%. • Comp. Resistance: 67.40 Mpa • Frozen - 370 kg/cm2 • Flexural strength: 11.10 Mpa • Abrasiveness-0.2g/cm2 • Bulk density: 2.70 g/cm3. Chemical Parameters: • Moisture: 0.06% • Fe2O3: 0.09% • CaCO3: 95.83% • Al2O3:1.46% • MgCO3:1.59% • CaO: 53.84% •Mat. Org.: 0.03% • CO2:42.4% • SiO2:0.89% • SO3:0.1%