The word tantalum is creeping into the news with greater frequency due to the metal’s importance as a key ingredient in electronics…. and the fact that the majority of it is mined in areas of Africa with little government oversight. This unfortunately associates it with the same problems as diamonds and other “conflict resources” the profits of which often end up in the pockets of warlords.

These gorgeously made cubes come from China. At over 16 grams each you’ll appreciate the heft of one of the universe’s toughest and densest metal. Lovingly polished to a mirror on each of its six sides you’ll also appreciate its classy, dark reflections that play magic with any light that shines upon it.