Ruby 3x6mm Faceted Tyre Beads AA Grade - 15-16 Inch Large Hole Due to its complex crystal

Due to its complex crystal structure and limited rough suitable for cutting

as well as colorless

composed of hard calcium carbonate

and Citrine

Plated to prevent oxidization

Ruby 3x6mm Faceted Tyre Beads AA Grade - 15-16 Inch Large Hole Due to its complex crystalRuby 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