3mm Sapphire Faceted Round A Grade - 15-16 Inch J & M Gems N Things These inclusions are chromite

These inclusions are chromite

Amethyst is a beautiful purple stone

sodalite and pyrite

The stone fragments remain clearly visible

3mm Sapphire Faceted Round A Grade - 15-16 Inch J & M Gems N Things These inclusions are chromiteSapphires are precious gemstones, but unlike rubies, they come in a rainbow of colors besides red! They are all varieties of the mineral corundum, known for its incredible hardness, second only to diamond . This makes sapphires very durable and scratch resistant. Formed deep underground during the cooling of magma, sapphires get their various colors from trace elements. Iron gives them blue, the most famous sapphire color, while titanium can create