Birthstones
Because of promotion by modern jewelry stores, any true historical significance as far as traditional stones relating to months is lost now. Below is a list of commonly used stones for various months these days.

Birthstones
Months	Stone	Alternates
January	Garnet	Rose Quartz
February	Amethyst	Onyx, Pearl
March	Tourmaline	Bloodstone, Jasper
April	Diamond	Sapphire, Rock Crystal
May	Emerald	Chrysoprase, Turquoise
June	Pearl	Moonstone, Onyx
July	Ruby	Carnelian, Sardonyx
August	Onyx	Sardonyx, Topaz
September	Peridot	Sapphire, Lapis Lazuli
October	Opal	Aquamarine, Sapphire
November	Topaz	Tiger's Eye, Pearl
December	Blue Zircon	Turquoise

*As noted before, virtually every source for this information varies as to what is really the birthstone for any given month. The information provided here was gathered from numerous sources, including: Gemstones of the World by Walter Schumann, Precious and Semiprecious Stones by Jaroslav Bauer and Vladimir Bouska, and The Complete Metalsmith by Tim McCreight.

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