Ruby 3mm Round Faceted A Grade - 15-16 Inch 48HR-07262022 with inclusions of iron oxide

with inclusions of iron oxide

and has been discovered with artifacts from cultures of the Neolithic Period

known as sheet silicates because they form in distinct layers

5 billion years ago

Sizes of rough cut specimens will vary in size

Ruby 3mm Round Faceted A Grade - 15-16 Inch 48HR-07262022 with inclusions of iron oxideRuby 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