Most pumice erupts from magmas which can be hugely billed with gas and have a rhyolitic composition. Seldom, pumice can erupt from fuel-charged magmas of basaltic or andesitic composition. This hurry of gasoline from the vent shreds the magma and blows it out as a molten froth. The froth promptly https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/