RockCandles.com Jewelry Line. Take a look at our semi-precious gemstone earrings, glass foil murano earrings and puka shell earrings. Sterling Silver (unless otherwise noted) with semi-presious stone beads or points. Each set comes individually packaged on a card. Check the Power Bead, Fancy Beads or Designer power bead sections for matching bracelets. These are natural stones and shells, colors and sizes will vary.