Sun

Day: Sunday

Color Ray: Red

Rules: Leo, vitality, immunity, life force, will, prosperity, success, wealth, good cheer, medicine, heart, liver, lungs, head, nerves, bones, rulers, kings, the rich and famous,   

Friends: Moon, Mars, Jupiter

Enemies: Venus, Saturn, Rahu, Ketu

Metal: Gold, Copper

Stone: Ruby

Moh's hardness: 9

Known stone treatments: ruby is commonly heated. Since the Sun is made of fire, heat treatment is ok for Jyotish rubies. 

Secondary & Stand-In Stones: Red Garnet, Red Spinel, Red Zircon

Gemstone Instructions:
Purchase & Wearing Time: Sunday, Monday, or Thursday during the waxing moon, ideally when the Sun is in Leo
Mantras: Om Hram Hrim Hraum Sah Suryaya Namah; Aum Hring Hamsah Suryaye Namah Aum                
Traditional Ring Finger: Right hand ring finger

Myths, Magic, & Lore:
Rubies are associated with royalty and luxury. It is a stone of nobility and symbolizes health and wealth. Rubies are hot stones that provide stamina, good flow of energy, as well as protection against psychic vampires.

Caution: Too much ruby may cause rapid heartbeat or a heat flush, as well as agitation or 'heated' emotions. Make sure you need this gemstone; be aware of how your body reacts to it before committing to wearing it all the time. 

Links & Reading:
Example of a VVS2, untreated, pigeon blood color ruby found on Amazon.com. The price of this gem is over $86,000 - please see my Saturn/sapphire page for further discussion on gems and affordability.