Goldstone round semi-precious stone beads. These 4mm gemstone beads are a brown colour with speckles of gold and are believed to promote vitality. 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 100 4mm beads. They are a very versatile size and ideal for bracelets and tiaras.