Ruby 4mm Microfaceted Round A Grade - 15-16 Inch R1753 The boundaries of the included

The boundaries of the included crystals are visible and are known as “phantoms

Shiny and sparkling at the same time

blue or gray

the third to hardest common natural gemstone

Ruby 4mm Microfaceted Round A Grade - 15-16 Inch R1753 The boundaries of the includedRuby 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