5-7.5mm Peruvian Blue Opalina plain rondelles 17 inch 121 beads A

Peruvian Blue Opal plain rondelle beads have a waxy luster, exhibit good polish, show fairly symmetrical shape, and are a varied appearance throughout the strand. These Blue Opalina exhibit white, colorless, and ultramarine blue hues in semi-translucent to opaque quality mined only from the Andes Mountains, Peru and are richly blue due to their natural Copper mineral content. A grade