Limestone is a sensual stone being pleasing to the eye as well as the touch. Limestone is generally subtle pastel and natural colours but also does come in blue – grey, grey and black.
Limestone composed predominantly of calcium carbonate. Most limestone is formed by the deposition and campaction of marine fossil debris which makes most of them resistant to salt attacks making it a good choice for pool surrounds. Although also due to the calcium carbonate it does make it sensitive to acid, which can dissolve the stone.