Emeralds are green members of the beryl family and holds fort as the birthstone for people whose birthday falls in May. This gemstone has been a prized possession of royalty since ancient times and a good quality emerald can be as or even more expensive than a fine diamond of the same carat. The Columbian emeralds are the most beautiful with a rich green colour. The hardness ranges from 7.5 to 8 on the Moths Scale. This May birthstone is considered to be the traditional gift for the 55th wedding anniversary. They are known to enhance clairvoyance and are worn to promote healing, and enhance love and commitment. Emeralds are found in India, South Africa, Afghanistan, Pakistan, Russia and Zimbabwe.
Pearls are known as organic gems because they are created by living creatures. The existence of the pearl begins with a piece of grit or dirt entering the shell of a mollusk, oysters and clams. The organism in self-defence coats the particle with layers of a substance called nacre, which eventually becomes thick enough to form a pearl. There are basically two types of pearls, natural and cultured. The process of the pearl coming to life is the same in both, only in the latter, the irritant is placed within the mollusk through human intervention. The pearl has been used to make jewelry since ancient times and considered to be a symbol of beauty, love, happiness and wealth. It has been one of the most coveted of gems due to its luminous beauty, inner glow and priceless nature.
The color red is often associated with the gemstone ruby, which is the birthstone for people born in July. Rubies belong to the corundum family of minerals and have a hardness of 9 on the Moh's scale. Ruby with its beautiful red color is a universal favourite signifying love, passion, blood and romance. It is believed to have great medicinal powers, protective powers and is said to bring peace and prosperity.
This bright green gemstone was called the evening emerald in the ancient times because it resembled emeralds in the light of the burning lamps. Peridot is the gemstone variety of the mineral olivine formed during volcanic eruptions. Originally found in the ruins of ancient Greece, it is now prevalent in Red Dea island of St. Johns, Arizona, New Mexico, Burma, Pakistan and China. Ground Peridot taken internally was once used to treat asthma and was believed to be a symbol of power and influence. People born in August believe this coloured gemstone to be their birthstone.
Though only the blue color is associated with sapphires, they exist in a rainbow of colours except red. One of the hardest minerals, sapphires are durable gemstones that have been in demand since the ancient times. The hardness of the sapphire is 9 on the Mohs scale and cornflower blue is the most popular sapphire color. Quality sapphires are found in Ceylon, Thailand, Australia, India, Burma, Africa and Brazil.
A precious gemstone, the opal may be light or dark, translucent or transparent. The opals used in making jewelry have a milky-white base with varying flashed of color. Good quality opals exhibit rainbow like colours when viewed from different angles. Black opals are the rarest and most expensive opals with a body colour that ranges from dark grey to black with fiery flashes of colour. Opal hardness generally ranges from 5.5 to 6.5 on the Moths scale. Australia is a leading source of opals but several fire opals are found in Mexico. Other sources include Africa, USA and Brazil.
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Orignal From: Erneralds are green rnembers
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