Diopside 2.5mm Table Cut Cube Bead - 15-16 Inch Blue Opal The addition of the rhodium

The addition of the rhodium plating not only protects these from oxidation but also highlights the Widmanstätten pattern

and it has been used throughout history for various purposes

Brazilian Amazonite is an opaque blue to green to light green stone

The stone appears in a range of earth tones

but rather a dark variety of Carnelian

Diopside 2.5mm Table Cut Cube Bead - 15-16 Inch Blue Opal The addition of the rhodiumDiopside is a calcium and magnesium silicate mineral. It is transparent or translucent, and can display a nearly emerald green color due to the presence of Chromium within the stone. It is believed to increase ones metaphysical connection with the earth.