Since ages, gemstones have always been associated with supernatural powers. A link with astrology has been formed leading to the formation of stones, each allocated to the signs of the zodiac, the sun, the moon and the planets .

According to Indian gemology, stones allocated to the nine Planets are:

• Sun – Ruby – (Manikya)
• Moon – Pearl (Moti)
• Mars – Coral (Moonga)
• Mercury – Emerald (Panna)
• Jupiter – Golden or white sapphire (Pukhraj)
• Venus – Diamond (Heera)
• Saturn – Blue Sapphire (Neelam)
• Rahu(dragon's head)– Hessonite, Zircon, Cinnamon stone.
• Ketu (dragon's tail)- Chrysoberyl Cat’s eye (Sutramani- Vaidurya, Lahsunia)

According to western gemology, the stones of planets are as follows:

• Sun – Chrysoberyl, Diamond
• Moon – Moonstone, Pearl, Emerald
• Mars – Red Garnet, Ruby
• Mercury – Yellow Sapphire, Topaz
• Jupiter – Amethyst, Lapiz Lazuli, blue sapphire
• Saturn – Aquamarine, blue spinel
• Venus – Orange yellow sapphire (Padparadschah) yellow red zircon

STONES OF THE ZODIAC

• Aries – (21 March – 20 April) -Red Jasper, Red Cornelian
• Taurus – (21 April – 20 May) -Orange Cornelian, Rose Quartz
• Gemini - (21 May 20 June) -Citrine, Tigers eye
• Cancer – (21 June – 20 July) -Green Aventurine, Chryoprase
• Leo – (21 July – 22 Aug) -Rock Crystal, Golden Quartz
• Virgo – (23 August – 22 September) -Yellow Agate, Yellow Citrine
• Libra – (23 September – 22 October) -Orange Citrine, Smoky Quartz
• Scorpio – (23 October – 22 November) -Blood Red Cornelian, Sard
• Sagittarius – (22 November – 21 December) -Blue Quartz, Chalcedony
• Capricorn – (22 December – 20 January) -Onyx, Quartz Cat’s Eye
• Aquarius - (21 January – 18 February) -Hawk’s Eye, Turquoise
• Pisces – (19 February – 20 March) -Amethyst, Amethyst Quartz