nira myanmar grayish blue pastel. gemstone cabochon semigem geological mineral

jewellery gemstone bead circle silver necklace blue purple glass aqua chain violet azure metal pendant earrings turquoise bracelet nira myanmar grayish pastel cabochon semigem geological mineral close white stone isolated background background blue closeup collection decorative gem gemological gemology gemstone geological geology jewelry macro metamorphic mineral natural nature necklace object piece precious quartz rock round semiprecious small stone structure surface traditional white