Rahu and Ketu are so attached to each other that they could not be talked about in different sentences. Ketu is almost the another print of Rahu exploring different shades and in different confinements which could be seen in its icon Cat’s Eye Gemstone or lehsunia on land. Similar to the prediction about Rahu, Ketu is also believed to be a shadow image of earth in the study of universe. According to the words of “Shri Bhagwat Puran”, the nectar pitcher was one of the things that came out of the sea after it was churned which leaded to the clash of gods and demons for the same, on account of which Lord 'Vishnu' formed himself as the most attractive and charming woman Mohini who started to distribute or feed nectar to both of them. A learned demon Rahu, the son of Viparchitti and Shimica saw that Lord Vishnu in the garb of Mohini, was not practicing honesty. He was infact giving nectar to the gods and wine to the demons. Then he (Rahu) sat among gods in the garb of a god. As soon as he drank the nectar, the Moon and the Sun saw that the demon sitting among them was Rahu. They informed Lord Vishnu who chopped off the neck of the demon but he had become immortal after drinking the nectar. Therefore, both pieces of Rahu ,his head and his remaining body became two separate demons. The head was named Rahu and the remaining body as Ketu. Rahu and Ketu were thrown in opposite directions by the Lord Vishnu resulted there influences in different directions in astrology.

Ketu governs in the confinements of Zodiac Pisces which in real dominated by Jupiter. Its Cat’s Eye or lehsunia gem could be found in many shades of colors comprising yellow, black, dark or smoky green, white and possess a highlighting sign of band of light throughout the surface named as Chatoyance alike to eye of a cat leading it to describe as Cat’s Eye gemstone or lehsunia. White colored bands of light makes the gem most influential and best among others while its shine in not too deep darkness speaks about its presence.

Cat’s Eye or lehsunia gems could be worn in many forms like earrings, rings, necklace and pendants. But to have astrological benefits, it is more recommended to wear it in form of ring or pendant. It could be worn in the form of earring or necklace but astrologically it is lesser recommended.

The people possessing powerful placements of Saturn, Rahu and Ketu are advised to adopt. Cat’s Eye or lehsunia gemstone to stay away from obstacles in business, disturbed harmony in life and fear of accidents. The Cat’s Eye or lehsunia gem confines the strength, brightness, bravery, pleasure, bliss, prosperity and off springs. Cat’s Eye or lehsunia wipes off the negative impacts on the life of native leads him or her towards triumph through destroying the frames of sorrow, poverty, diseases, calamities and saves from evil spirits, hidden enemies and royal punishments. It could also turn your losses towards you in positive structures.

The strength of Cat’s Eye or lehsunia gem could be predicted by smoothness, brilliance of chatoyance, high specific gravity, having three streaks of light similar to the sacred thread worn by Brahmins in India, straightness of the chatoyance. But Cat’s Eye or lehsunia could contain some flaws as well like dullness which could lead to bad health and wealth, crack bring injuries from sharp edged weapons, cobweb inside bring imprisonment, holes or dents bring diseases of the stomach, five bands bring misfortune, flat tell its being devoid of effects and uneven shape tells about being unlucky.