White pumice is among the lightest and most often located varieties. It sorts from hugely siliceous lava and is usually Utilized in the creation of light-weight concrete. "From June 7 to twelve, the primary magma achieved the surface area of Mount Pinatubo. Since it had shed most of the gasoline https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/