This is a 10mm x 10mm x 10mm cube of almost pure (99.95% pure) Niobium metal. It features laser etched symbol, name, atomic number and atomic weight in the front of the cube and density (8.57 g/cm^3) and purity in the back.
Niobium is a chemical element with the symbol Nb, atomic number 41 and atomic weight of 92.90638. It is a lustrous transition metal with a silver color. The most useful property of the metal is the ability to strengthen alloys at low temperatures. Niobium alloys are commonly used in jet engines and rockets.
Great for chemistry and physics experiments or as a scientific desk toy.
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