The fabric cools so promptly that atoms while in the soften are unable to organize themselves into a crystalline composition. So, pumice is an amorphous volcanic glass referred to as a "mineraloid." You will discover a pumice stone at your neighborhood pharmacy, department retail store, or maybe the non-public care https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/