Sapphire 4-5mm Round - 15 Inch latest-2mmTC milky whites

milky whites

this beautiful Carnelian rock specimen is perfect for gift giving or keep for yourself

Hematite is black to steel-gray or silver-gray

Petrification occurs when the wood is covered by sedimentary rock

Sapphire 4-5mm Round - 15 Inch latest-2mmTC milky whitesSapphires 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