Moderock Osmium Metallic Element Periodic Table, Mirror-Finished Density Cube Collection, 99.95% Purity, Weight 21.5g/21.5g (Os Cubic 10mm/0.39 inches)

Description

🪙 Own the heaviest, rarest cube in the room—because ordinary metals just won’t cut it.

The Moderock Periodic Table Osmium Cube is a 10mm, 21.5g block of 99.95% pure osmium, one of the rarest and densest platinum-group metals on Earth. Crafted through advanced powder metallurgy and hand-polished to a mirror finish, this 4th generation cube offers unmatched density and exclusivity, making it a coveted collector’s piece for discerning professionals.