Limestone Black Cobbles are basically limestone with slightly tumbled edge shape and rustic look. These are selected for interior and exterior building decoration work for their amazing surface. Their special chemical composition enables these to endure harsh weather for longer duration. These can even withstand high temperature. Offered in tile or slab form, these have excellent compactness and hardness level. These cobbles have low porosity level and minimal water absorption capacity. Provided black cobbles are acid sensitive. Therefore, offered materials need to be kept away from acidic products. These are composed of alumina, silica, lime and other oxides. We are a reliable exporter and manufacturer of Limestone Black Cobbles.