
Tungsten alloy lump has high density, surprisingly heavy and great conversation piece. It includes certificate of chemical composition and interesting tungsten facts. Machined from aerospace grade tungsten, this lump is an excellent contemporary addition for your desk at work or side table at home. Surprise your colleagues and friends with the lump’s weight, yet fitting into the palm of your hand. It is one of the densest naturally occurring elements, and now you can add one of nature’s wonders to…