Rare and exotic Russian Rainbow Pyrite 8-23.5mm freeform beads (ETB00808) Reiki Crystals Both carnelian and sard are

Both carnelian and sard are varieties of the silica mineral chalcedony colored by impurities of iron oxide

Laguna Lace agate presents both varieties of banding often in the same stone

Length of this strand: 16 inches/ 407mm

Size: 11 x 9 x 3 mm

Size: 14 - 18mm Graduate (27 PCS)

Rare and exotic Russian Rainbow Pyrite 8-23.5mm freeform beads (ETB00808) Reiki Crystals Both carnelian and sard areRainbow Pyrite Rainbow (iridescent) pyrite is a relatively new gemstone recently discovered in Russia. This material comes in the form of druzy a fine layer of miniature crystals coating a matrix. It offers a shimmering rainbow of colors, including shades of gold, green, pink and blue. This unique stone is found not far from Ulianovsk, on Volga River. Dimensions of beads: Size : smallest bead : 8 x 12 x 3. 5 mm the largest bead : 20 x 27 x 7. 5 mm