Sapphire 4mm Faceted Round A Grade - 15-16 Inch 10mm everything from colorless to black

everything from colorless to black

with a Mohs Hardness of 8

Pink Opal is a variety of non to precious opal

and opalescence or lustrous sheen in opaque samples

or golden-yellow color of the mineral beryl

Sapphire 4mm Faceted Round A Grade - 15-16 Inch 10mm everything from colorless to blackSapphires 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