1/2” x 1/2" x 1/2" pure Tungsten Cube a small, shiny cube made from tungsten, a very heavy metal. It's only half an inch big, so it fits right on your desk. Weighing in at 40 grams. Tungsten is one of the heaviest metals, so even though its small size, it is heavier than you may think. It can also be added to your collection of elements or rare earth metals, or used as an interesting paperweight, conversation piece, or soap box derby weight. This Tungsten Cube is ideal for you if you like science, collect unique items, or find beauty in the smallest details. Also,This is great gift for the science lover in your life. It's like having a tiny piece of the universe right in your hand! 1" Cubes are also available from Unique Metals.