Ruby belongs to the category of the costly gemstones. It is a red colored gemstone. Wearer of the unblemished ruby enjoys wealth and property and is blessed with children. He becomes fearless, and is protected from afflictions, sorrow and disasters. He becomes virile and his will power and spirit is strengthened. He occupies a respected position in the society.

A blemished and defective Ruby, or one with a black hue brings troubles for the wearer. If the stone is dull, the wearer's brother gets into distress. Double colored ruby causes distress to the native and his father. The stone with a red sign causes quarrels and disputes. The gemstone with four spots or signs creates fear from wounds and weapons. If ruby is dusty coloured it causes stomach disorders and childlessness. If there is a depression on the stone, the wearer suffers from ill health and loses vitality and stamina. If the ruby is inflicted with many flaws it may even bring death. It is also believed that if the stone loses its color, the wearer is about to become the victim of some distress or disaster. It regains its color when the trouble is averted or over.

1. It may be silky.
2. It may be dull, that is devoid of brilliance and luster.
3. It may display an ambiguity of colors.
4. It may be brittle or with cracks.
5. There may be lack of water in it.
6. There may be some cracks in its texture.
7. The ruby may be smoky.
8. The ruby may be dirty or filthy.
9. It may have some on its surface.

Rahu and Ketu are shadowy nodes and do not own any signs in the zodiac. Rahu and ketu give the results of the lords of the bhavas or houses they occupy. Therefore, if Rahu and Ketu occupy a bhava (house), the lord of which is an auspicious planet in a birth chart and is well placed in it, Rahu and Ketu will give better results of that particular planet. In such circumstances it will be beneficial for the native to wear a Gomedha for Rahu or Cat's eye for Ketu in their major and sub-periods.

The gemstone that is transparent, of fine and good colour, soft in touch and gives luster and radiance, is considered a stone of good quality and auspicious gomedha. The gemstone having a light blackish hue, without radiance, rough, flat, full of layers and which looks like a yellow piece of glass, is a stone of average quality and is not considered auspicious. Wearing of an unblemished Gomedha ensures the native safety and protection from deadliest of enemies. Gomedha bestows health, wealth and prosperity to its owner. A blemished gemstone is harmful for the wearer. The red coloured gomedha is injurious to health and one having a mixture of mica is destroyer of wealth.

Rahu and Ketu are shadowy nodes and do not own any signs in the zodiac. Rahu and ketu give the results of the lords of the bhavas or houses they occupy. Therefore, if Rahu and Ketu occupy a bhava (house), the lord of which is an auspicious planet in a birth chart and is well placed in it, Rahu and Ketu will give better results of that particular planet. In such circumstances it will be beneficial for the native to wear a Gomedha for Rahu or Cat's eye for Ketu in their major and sub-periods.

The Cat's Eye having a yellowish radiance and a white band belongs to the superior class of such gemstones. The stones having a depression, spots, mica mixed, having a web, or which are dull, are treated as defective and should be avoided for remedial purpose. Wearing of a Cat's Eye gives happiness in the matter of children and makes the wearer wealthy. It is a restorer of lost wealth. Cat's Eye is a quick acting gemstone and should always be worn after a trial. A blemished stone proves harmful. The stone with spots causes trouble from enemies and that with depression creates stomach disorders. The dull stone is bad for health. A Cracked gemstone gives injuries. The stone with a black dot or spot is likely to prove fatal to the wea