Sapphire 4mm Faceted Round A Grade - 15-16 Inch Chips TD AA Grade making it suitable for jewelry

making it suitable for jewelry design while maintaining its natural appearance

milky to pink silicon dioxide mineral

It forms over long periods as mineral-rich water moves through aluminous rock

Hackmanite is very reactive under UV light

Sapphire 4mm Faceted Round A Grade - 15-16 Inch Chips TD AA Grade making it suitable for jewelrySapphires 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