December
Bloodstone, Ruby,
Turquoise, Lapis Lazuli, Zircon, Tanzanite.
March: Bloodstone, Jasper, Aquamarine
April: Diamond, Sapphire, Rock Crystal
May: Emerald, Agate, Chrysoprase
June: Cat's eye, Turquoise, Agatel, Moonstone, Alexandrite,Pearl.
July: Turquoise, Onyx, Ruby, Carnelian.
August
sardonyx, carnelian, moonstone, topaz
sardonyx,
peridot
peridot, spinel
peridot, sardonyx
September: Chrysolite, Sapphire.
October: Opal, Aquamarine, Tourmaline.
November: Topaz, Pearl, Citrine.