Similar to planets of the solar system, Rahu & Ketu are not masses of light. Some scholars consider them as moon falls (chandrapat), some of them call them `shadows of the earth`. Some of them calls the shadow of North Pole as Rahu and of the South Pole as Ketu. Despite all the above facts, Rahu and of Ketu show their incredible influence over man and all other organisms. Therefore Rahu-Ketu`s presence can never be neglected.

Although Rahu rules no sign of the zodiac, yet the zodiacal sign Virgo is its symbol. Virgo is in fact attributed to Mercury. Zircon (Gomed) is related to Rahu. It is found in Bihar, Orissa and Sri Lanka. Its colour resembles the colour of cow`s urine. It has also shades of honey, tincted with black.

If Rahu is overpowering in a man`s horoscope, it causes or bears numerous diseases, like mental tension, disorder in stomach. A person afflicted by Rahu faces interruption in his business, conflicts in life, unremitting monetary troubles, unbalanced marital life, bickerings between husband and wife, a situation culminating in divorce and nightmares.

It is also helpful to those who want to achieve victory in law practice, court affairs, governmental service, political arenas, gambling or any antisocial, illegitimate activities. Enemies can never stand for long before the wearer of Gomed.

How to wear - It should weigh at least 3 Ratti (480 mg). The gomed should be washed in Ganges water and unboiled milk, after having been embedded in silver or five metals. It should be worn on the middle finger chanting "Om Ram Rahuve Namah Om" on Saturday after sunset. The wearer should donate sesame seeds, mustard oil, blue cloth, blanket and money as much as possible to a Brahmin or priest and a horse should be fed with grass and milk should be offered to a snake. Gomed continues to affect the wearer for 3 years from the time it is worn. It is also good for people born between 15th February and 14th March. People with 4 as their lucky number can also wear Gomed (Hessonite).