Kingman Turquoise 4-7mm Blue Green Long Drill Pebble Bead - 15-16 Inch Hexagon It is produced by certain

It is produced by certain molluscs as an inner shell layer

No one knows what’s in the solution because this is a proprietary and guarded process

Tourmaline and Pyrite

tourmaline and other minerals

but those varieties are transparent

Kingman Turquoise 4-7mm Blue Green Long Drill Pebble Bead - 15-16 Inch Hexagon It is produced by certainKingman turquoise, mined in the Acerbate Mountains near Kingman, Arizona, is renowned for its vibrant, intense blue hues, often featuring a black, "water web" matrix. Operated by the Colbaugh family, the mine is one of the largest and oldest producers of American turquoise, famous for producing nuggets in a wide color range from pale blue to dark green.