Ancients appreciated emerald high, not only for its beauty but for properties costume national of p

The emerald is probably the rarest costume national of all precious stones and is considered by some to be even more valuable than the diamond. Compared to other gemstones emerald in the occurrence in nature is unique, costume national for it is found in the rock was formed. Unlike diamonds, sapphires and rubies it never happens in the gem gravels. The earliest known locality where emeralds were found was in Upper Egypt near the coast of the Red Sea. The best stones, but are in Columbia, South America. Fine specimens have also been found in the United States in North Carolina.
As usual shade of color seen in emeralds is alluded costume national as emerald green, the other shades like grass green, sea green and green slightly tinged with yellow. The shades most highly costume national valued is an intense fresh green sometimes compared to that seen in a meadow in spring.
Beryl is a mineral known gem lovers under different names, most appreciated is Emerald. The mineral beryl composing various gems are almost the same in composition, costume national hardness and other properties, and gems can be differentiated only by their color. In composition beryl is one silicate of aluminum and glucinum. On the scale of hardness beryl is graded 7 to 8, and is therefore much softer than diamond, ruby or sapphire. It is due to this fact that the emerald scratched easily costume national and that care must be taken that when worn it is not subject to chafing by diamonds or other harder gems.
Beryl as a mineral is quite a common occurrence, and crystals of the mineral in its cruder form often grow to enormous size. It is such a single crystal preserved in the Boston Museum of Natural History, which is three and a half feet long and three feet wide and weighs costume national several tons.
Beryl in this common form occurs in many localities, but the mineral in its rarer form of emerald is a relatively rare occurrence. Emerald or green beryl is as it should be scientifically known, has long been the most highly prized of green gems. Brilliancy exceed all other green gems excepting costume national only very rare green sapphire. Most valuable specimens show a vivid grass-green shade, and it is this color they owe their great value. Other considerations, such as freedom from defects, is quite secondary determining the value of the stone. Indeed a perfect emerald almost never been found, and this relationship has gone into an Eastern simile that goes, "As scarce as a perfect emerald," this will be a symbol of acme of rarity. Emerald is light in weight and an emerald in a given size will be about a third larger than a diamond and forty-five percent larger than a sapphire equal weight. The characteristic color of emerald is probably due to a trace of chromium in its composition.
Fine emeralds costume national are generally cut cushion shape with the step cut, and to the east is often cut cabochon. Fine emeralds have advanced very rapidly during the past few years, both because of the growing demand of fashion for gems and lack of really costume national nice specimens.
Many curious legends of giant emeralds have been handed down to us mainly selected from the narratives of early travelers, who thought any transparent green stone they saw to be an emerald. costume national
Ancients appreciated emerald high, not only for its beauty but for properties costume national of presumed occult and its marvelous power of healing all diseases of the eye - they also thought that if the eyes of a snake met glimpse of the emerald, it immediately became blind. Moore alludes costume national to this superstition in the lines:
Many interesting stories are told of the first emeralds taken by the early conquerors of Peru to Spain, and a certain Joseph D 'Acosta said to have returned to Spain in 1587 with two chests of emeralds, each weighing over a hundred pounds. costume national The truth of this story can be questioned, but it is a fact that the stones were highly prized and widely used by the Incas and Aztecs in the extraordinary civilization that once existed in Peru. The emerald was highly prized by the ancients and bead lovers of the Middle Ages, and this accounts for many interesting legends costume national and superstitions attached to the bead.
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