Garnet (January)
Amethyst (February)
Aquamarine (March)
Herkimer Diamond (April)
Emerald (May)
Moonstone (June)
Ruby (July)
Peridot (August)
Sapphire (September)
Rose Quartz (October)
Pink Opal (October)
Citrine (November)
Turquoise (December)
Carnelian
+ 11 more