Most pumice erupts from magmas which might be hugely charged with gasoline and also have a rhyolitic composition. Not often, pumice can erupt from gas-charged magmas of basaltic or andesitic composition. Rub the pumice stone in round motions more than the calloused spot. Use Light, round motions to slough absent https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/