The fundamental principle followed is the determination of the ray or rays causing abnormalities. The celestial bodies are known to emit different colors in the spectrographic analyses. One of the important uses to which this knowledge can be applied is medical science. The curative powers of gemstones have been studied by some who have opined that a proper and restrictive use of some gems can bring upon significant changes in the health of patients and even cure them altogether. Thus, the twelve houses of the native’s horoscope are said to signify different parts of the body. The first house denotes the head and the brain while the fifth house points towards the stomach and the intestines. Similarly, the zodiacal signs refer to the various human organs. The fingers are significators of various ailments and body parts. The birth star and the Drik ( 6th, 8th and 12th ) houses are also to be taken into account while recommending a birthstone for healthy living. The birth star is the constellation in which the moon resides at the moment of one’s birth. There are 27 (twenty-seven) constellations in Indian astrology each sub-divided into four parts or “padas”. At times, Abhijit is also considered as a constellation occurring in Capricorn. In electional astrology, Abhijit muhurta is said to alleviate any affliction and hence if no appropriate or auspicious moment is possible immediately, recourse is taken to this.

Not only do birthstones help in health problems, they are worn to increase one’s wealth as well. Thus, Emerald denoting Mercury is beneficial for one dealing with liquid cash, shares and stocks, Jupiter for those dealing with properties, buildings and jewellery etc. The moon in the male horoscope and the sun in the female horoscope are important for prognosticating wealth matters. Jupiter is considered for success and Venus for pleasures in one’s life. Jupiter’s placement in eastern side i.e., aries to virgo assures early success in life. The 2nd house denotes movable assets, 4th fixed assets, 9th general prosperity, fate and the 11th recurring income.