Cube Density Cubes High Density Element for Element Collections Lab Experiment Material Heavy Small Objects Experience(1 Inch,Niobium)

Description

⚛️ Hold the weight of science in your hand—where precision meets prestige.

This 1-inch niobium cube is a high-density, 99.95% pure elemental specimen precisely cut to 25.4mm ±0.1mm with laser-etched atomic information. Its matte natural metal finish and hand-crafted details make it an ideal collectible, educational tool, or sophisticated desk accessory for professionals and science aficionados alike.