The Star Signs as Gems

Aries: Sugilite
Taurus: Peridot
Gemini: Amethyst
Cancer: Steven
Leo: Jasper
Virgo: Pearl
Libra: Garnet
Scorpio: Ruby
Sagittarius: Rose Quartz
Capricorn: Lapis Lazuli
Aquarius: Sapphire
Pisces: Opal