Birthstones are associated with gifts of a precious material such as a gemstone that symbolizes the month of birth. The following is a list of modern day birthstones standardised by the American national association of jewelers, Jewelers of America, in 1912.
| Month of Birth | Gemstone | Color |
|---|---|---|
| January | Garnet | Dark red |
| February | Amethyst (Quartz) | Purple |
| March | Aquamarine (Beryl) or Bloodstone (Quartz) | Pale blue |
| April | Diamond or Rock Crystal (Quartz) | Colorless |
| May | Emerald (Beryl) or Chrysoprase (Quartz) | Bright green Pale green |
| June | Pearl or Moonstone (Feldspar) | Cream |
| July | Ruby (Corundum) or Carnelian (Quartz) | Red |
| August | Peridot or Sardonyx (Quartz) | Pale green Brown and white |
| September | Sapphire (Corundu) or Lapis Lazuli | Pale to dark blue Deep blue |
| October | Opal or Tourmaline | Variegated |
| November | Topaz or Citrine (Quartz) | Yellow |
| December | Turquoise | Sky blue |
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