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