Most pumice erupts from magmas which are hugely charged with gasoline and have a rhyolitic composition. Almost never, pumice can erupt from gasoline-charged magmas of basaltic or andesitic composition. "From June seven to twelve, the first magma achieved the floor of Mount Pinatubo. As it experienced misplaced most of the https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/