Ruby (Heated) 4mm Faceted Round - 15-16 Inch #REF! black or brown veins running

black or brown veins running through it in web-like patterns

Gamma ray irradiation

These charms measure approximately 9mm long including the loop

making it the hardest silicate mineral

1 Inches / 40x55mm / 3

Ruby (Heated) 4mm Faceted Round - 15-16 Inch #REF! black or brown veins runningRuby is a precious gemstone known for its deep red color. It is a variety of the mineral corundum, the second hardest mineral next to diamond . The presence of chromium is what gives a ruby its red color. Trace amounts of iron can also affect the hue, giving some rubies a slightly brownish or purplish tint. Ruby has long been considered one of the most beautiful and valuable gemstones on the planet. At times in ancient history, Ruby was valued more