Semi Precious Gemstone

Semiprecious stones are stones such as turquoises and amethysts that are used in jewelry but are less valuable than precious stones such as diamonds and rubies. Modern semi-precious gemstones include beryl, chalcedony, agates, onyx, tourmaline, spinel, topaz, turquoise, zircon, amethyst, Alexandrite, cat’s eyes, bloodstones, moonstones, and sunstones.