Blue Goldstone round semi-precious stone beads. These 8mm gemstone beads are navy blue colour with speckles of gold and believed to promote vitality. Blue Goldstone is actually aventurine glass but although man-made is usually treated as a semi precious stone. These gemstone beads are sold either singularly or strung on a 16 inch/40cm strand of monofilament which contains approximately 50 8mm beads. They are ideal for necklaces and chunky bracelets.