For the Students of Hindu Vedic Astrology by Dr. A. Shanker

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Composition: Emerald is a green and transparent gemstone of the highest rank, second in value only to Ruby. It is chemically composed to silica 67-85%, alumina 17-95%, beryllium 12.4%, magnesia 0.9%, soda 0.07%, water 1.665 and organic matter 12%. Its specific gravity is 2.75, hardness 7.5 to 8 and is brittle. Out of the seven colours of the rainbow, it emits green cosmic rays.

Benefits: It makes the eyes cool very soon. Emerald has the power to cure all sorts of eye troubles, ear troubles, headache, forgetfulness, epilepsy, insanity, stammering, hysteria, nervous breakdown, food poisoning, hernia, hysteria, and asthma and stomach disorders.

Who should wear: Newly married couple should not wear Emerald. It as it reduces sexual hunger and passion and brings impotency.

Persons born in Gemini, Virgo, Leo or Libra ascendant may wear emerald if Mercury is well placed in the horoscope but is retrograde, weak or afflicted or conjoined or accepted by malefic or debilitated.

Green emerald ensures success to persons in trade connected with money, banking and financial business, cashiers, accounts, shares, stock market, publishers, bank officials, chartered accountants, company secretary, computer programmers, tax collectors, lawyer, journalists, newspapers magnets, insurance etc. All intellectuals should wear emerald provided Mercury occupies quadrants and triangles, as it energizes the brain and keeps the brain cells active and fertile.

Substitute: Its substitute is Onyx but its weight should be twice than that of emerald. Aquamarine, Peridot and Kinney stone are other substitutes.

Compatibility: It may be noted that Pearl is the antidote of emerald. It means one should wear Pearl instead of emerald if Mercury is adversely placed of afflicted or Mercury occupies the 6th or 8th house or is conjoined with Rahu or Mars. Pearl should be advised provided Moon is well placed in the birth chart. If Mercury and Moon both are suitably placed in the birth chart emerald and Pearl may be worn together. Emerald and ruby can be worn together but emerald should not be worn with coral, gomed and cat’s eye.

How to wear: It is worn in small finger or left hand on Wednesday morning after proper purification within 48 minutes of Sunrise. It may also be worn during Aslesha, Jyestha or Revati Nakshatra. Mostly emerald is worn in the small finger but it may also be worn in the ring finger and middle finger. These fingers are of Sun and Saturn who are friends of Mercury.

Yellow Sapphire

Composition: Yellow sapphire is a precious stone. Its hardness is 9, specific gravity 4.06 and luster adamantine to vitreous. It is brittle and a cold stone and it emits yellow cosmic rays.

Benefits: It has the power to subside excess of vayu, pitta and kapha (the tridosa theory in ayurveda). Yellow sapphire has miraculous healing power. It cures rheumatoid arthritis, degenerative arthritis, gout, sciatica, lumbago, rheumatism spondylitis, heat troubles, high blood pressure, stomach ailments, impotency, frigidity and sterility. Yellow sapphire is very useful in prevention of obstacles of childbirth.

Who should wear: Yellow sapphire can be worn by the persons born in Aries, Cancer, Scorpio, Sagittarius and Pisces, if Jupiter is weak but well placed. Persons engaged in teaching, education, law, administration of justice, MPs, MLAs, judges, public leaders, gazette officials, vice chancellors, chairmen of public bodies, secretaries, legal luminaries, administrators, big financers and high priests may be benefited by wearing yellow sapphire.

Substitutes: Topaz is the substitute of yellow sapphire but it should always be worn of double weight than yellow sapphire as indicated in one’s birth chart. Yellow Akeek may also be used in its place.

How to wear: It is usually worn in the first finger of the right hand. Yellow sapphire must be worn in gold ring in the index finger on Thursday morning after purification. It can be worn in early morning when Punarvasu, Poorva Bhadrapada or Vishakha Nakshatras are operative and there is no Bhadra.

Compatibility: Blue colour cuts the yellow colour and vice versa. It means that the negative influence of Saturn can be nullified by wearing yellow sapphire and the adverse results of Jupiter can be counter balanced by blue sapphire. So if Jupiter is adversely placed and emits negative vibrations on the native, blue sapphire can be used whereas if Saturn is adverse yellow sapphire will be immense benefit. However, use yellow sapphire when Jupiter is weak or afflicted but well placed. Yellow sapphire will reduce the adversity caused by Mars, Mercury, Saturn and Venus. However, it cannot counteract the evil vibration of the Sun and Moon. Yellow sapphire can be worn along with Coral, pearl and ruby. It should not be worn with diamond and blue sapphire.

Unmarried girls who are facing obstacles in the finalization of marriage may wear Indian coral of 14 rattis of weight along with yellow sapphire of 7 rattis of weight, if they are not mangli and Jupiter is afflicted, weak retrograde of debilitated but that is not placed in trikas.


Composition: Diamond is the hardest known substance and is a allotrope of carbon. Its specific gravity is 4 and hardness 10. Diamond is neither hot nor cold, it is neutral. Of the seven rays of the rainbow, it represents the indigo colour.

Benefit: It is not good for healing purposes. It is the stone of Venus. Venus is the planet of love, romance, beauty, attraction and fair complexion. The native who has afflicted Venus may suffer from leucoderma, eczema, leprosy, and small pox as Venus represents the beauty of skin. Venus rules over genital organs, potency of the native, uterus, prostate, urinary track, functions of kidney and skin etc. Diamond provides strength to these organs provided Venus is well placed.

Use of Diamond gives rise to attraction of females towards the native or attraction of males towards females. This enhances beauty, charm and makes the personality impressive.

Who would wear: Diamond should be worn by persons both in Taurus, Libra, Capricorn and Aquarius ascendant provided Venus is well placed but afflicted, combust, retrograde, debilitated or conjoined with or accepted by malefics. Persons born in Gemini or Virgo ascendant, if advised after the proper judgment of the birth chart, can also wear diamond.

Venus is the signification of administrative services as in most of the cases of IAS and bureaucrats; Venus does play a significant role in regard to their occupation. So persons involved in administrative services such as IAS, PCS, IPS, IFS, IRS, IAAS etc. may wear a diamond of good quality for more prominent success.

Substitutes: The substitutes of Diamond are White Sapphire, Opal, Jerkin, but the weight should be ten times than that of Diamond as the case may be.

How to wear: It must be worn in middle finger. Single piece of Diamond of at least one ratti should be used instead of small pieces of Diamond. Diamond ring should be worn, in platinum or white gold, on Friday morning in middle finger after purification. Diamond should be worn on Friday morning or when Bharani, Poova phalguni or Poorva Shadha Nakshatra are operative, free from Bhadra.

Blue Sapphire

Composition: It is a precious stone commonly known as Neelam. Its hardness is 9, specific gravity 4.06, and lustre adamantine to vitreous. It is brittle.

Benefits: The germ blue sapphire has miraculous and magical powers in healing all sorts of disease of the brain and stomach, the two vital parts of the body. It has magical powers in healing diarrhoea, dysentery, gastric, ulcer, nervous disorders, headaches, vertigo, vomiting, paralysis, poliomyelitis, Parkinson’s disease, cardiac trouble, high B.P., arthritis, bubo, insanity, urinary complaints etc. This is a very useful gem for higher studies and research work as it gives concentration of mind, perfection, precision and willingness to work more.

Who should wear: Blue sapphire is very useful for persons born in Taurus, Libra, Capricorn and Aquarius ascendant, provided Saturn is well placed in 3rd, 6th, 10th or 11th house. Persons engaged in the trade of iron, steel, machinery, petrol, oil of any kind, coal, skin and bones, legal profession, yogic exercises, trade and persons involved in various acts of union, engineers, mine workers and persons dealing in metallurgy may be immensely benefited by blue sapphire.

Substitutes: The substitutes of Blue Sapphire are Lajvart, Amethyst and Firoza and these should be thrice the weight of Blue Sapphire indicated as per the birth chart.

Compatibility: Combination of Blue Sapphire, Emerald and Diamond and almost equal weight can give astonishing results provided the related planets are well placed. Another group of precious stone in that of Yellow Sapphire, Coral and Pearl. These act like catalyst for each other. Coral and Gomed are very much complementary to each other and give wonderful results, if worn of equal weight. Similarly, Emerald and Pearl may also be worn of equal weight to achieve good results.

Blue Sapphire should never be worn with Ruby, Red Coral and Pearl, as these are antidotes to blue sapphire.

How to wear: It is too cold and, as such, it should be worn in the middle finger of left hand. Blue Sapphire is worn in middle finger in silver ring on Saturday morning or when Anuradha, Pushya and Uttara Bhadrapad Nakshatras are rising, from Bhadra, after purification.

Dr. Shanker Adawal
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