Birthstones

Here's a birthday chart listing each month along with its corresponding natural gemstone:

Month Birthstone Color
January Garnet Deep Red
February Amethyst Purple
March Aquamarine Light Blue
April Diamond Clear/White
May Emerald Green
June Pearl, Alexandrite White, Greenish
July Ruby Red
August Peridot Light Green
September Sapphire Blue
October Opal, Tourmaline Multicolor, Pink
November Topaz, Citrine Yellow, Orange
December Turquoise, Zircon, Tanzanite Blue

While gemology is a scientific field that studies the properties of gemstones, birthstone assignments are not based on science but rather on historical traditions which has its roots in various ancient cultures.