Most pumice erupts from magmas which have been remarkably charged with fuel and also have a rhyolitic composition. Seldom, pumice can erupt from fuel-charged magmas of basaltic or andesitic composition. Rub the pumice stone in circular motions in excess of the calloused location. Use Mild, circular motions to slough away https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/