Solid Magnesium Polished Density Cube 10mm - 1.74g

Elemental metallic 1 cm elemental cubes These highly polished cubes are great educational tools Story Each Magnesium cube is solid and of high purity of 99.9%, highly polished by hand for many hours to reach a mirror finish, and laser engraved with its periodic info. This is an heirloom piece that will last forever.  Magnesium is a chemical element with the symbol Mg and atomic number 12. Here are some interesting facts: It is only 1/10 the density of our Tungsten sample. It is the lightest metal used for engineering. It is only 2/3 the density of Aluminum. The alloy of the two combines lightness and strength. It is highly flammable when powdered or cut into thin strips. We can't live without it! A building block for our bones and other biological processes. Specifications Size: 10x10x10mm Weight: 1.74g Sample Purity: 99.9% Surface: Mirror Finish Polar Metals seeks to spice up your life with interesting and unusual metals in unexpected ways. The elements on the periodic table a