White pumice is Among the many lightest and most often identified kinds. It types from remarkably siliceous lava and is often Employed in the manufacture of light-weight concrete. The real key with pumice stones will be to only use them on strong surfaces like porcelain and ceramic also to generally https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/