Ruby wands contain one or more rubies: a large one for the wand's end cap, a small one at the wand's tip, or small ones along the wand's length.

Ruby

Ruby is the red variety of the mineral corundum, a type of aluminum oxide Al2O3. The most famous red gemstone, ruby gets its distinctive color from traces of chromium. Clear, gem-quality rubies are both rare and beautiful. Ruby is hard and durable, being the second hardest mineral after diamonds. Ruby is strongly fluorescent in ...