Physical Properties DENSITY 2.61 KG / SQM APPARENT POROSITY 2.03 % COMPRESSIVE STRENGTH 72.5 MPA FLEXURAL STRENGTH 10 MPA ABRASION RESISTANCE HARDNESS 21.3 Chemcal Compasitions CaO 48.51 % SiO2 2.57 % Al2O3 0.061 % Na2O 0.02 % Mno 0.013 % K2O 0.05 % Fe2O3 0.045 % MgO 2.35 % TiO2 0.015 % P2O5 0.024 % CI 42.00 %
Negro Marquina Marble is a fine-grained and compacted rock with black background and calcite veins irregulary distributed over its surface. Finishes, polished, honed and riverwashed. Available in slabs, tiles, cut to size and blocks. Recommended usage, counter tops and bars, wall and floor tiles.