What are the ruby star?
Star Rubies are a rare variety of ruby jewelry. These magnificent gems display a sharp six-pointed star, which seems to glide magically across the surface and the reflections of the gem, when it moves. This is due to an optical phenomenon known as "asterism". The star is visible when the star ruby is seen in a single light source such as sunlight and spotlight.
What are the causes of the Star-effect?
Star-effect or "asterism" iscaused by dense inclusions of tiny fibers of rutile (also known as "silk"). The stars are caused by light reflected from the needle-like inclusions of rutile in a line perpendicular to the rays of the star. However, since rutile is always present in star rubies, which are never fully transparent. In fact, star ruby is one of the few gems that really requires inclusions (ie rutile).
Star rubies are rare?
Today, of every 100 rough corundum (ruby andsapphire) mined, only three have stars apparent after being cut into cabochons. Of these three, have a poor color but a good star, a star will be poor, but a good color. Only one in a hundred will have both a good star and a good color!
Original sources of Mogok Ruby Star (Burma) have run out of supplies. Production throughout the world today is giving a very small amount of late star (especially above 5 carats). Star rubies are becoming rare asToday harshest cut into faceted stones after heating instead of being cut into cabochons to display the star.
Myths and Legends Star Ruby:
Traditionally, star rubies were worn by knights in the battlefields to defend against the enemy. Local histories, in Karnataka (India) said that if worn as a pendant or as a helmet, then anyone is seen as an enemy looses half of its value. The power of star ruby is said to be the highest during the floodthe moon.
Star Ruby is said to encourage inner strength, to avoid tensions, anguish of mind and banish stress-related problems like migraines, insomnia and hysteria. The healing properties of gems remain a controversial subject, but are mentioned for centuries by healers, shamans and sorcerers. If it is a fact or a placebo effect is not important if it helps.
Famous star rubies:
The Delong Star Ruby is in the Museum of Natural History in New York. Thea weight of 100.32 carats. Discovered in Burma during the twentieth century, was sold by Martin Ehrmann to Edith Haggin DeLong, who donated to the museum. Delong Star Ruby in 1964, has been the subject of an infamous burglary, carried out by Jack Murphy, known as Murph the Surf, and two other men. He was rescued and recovered later. The Delong Star was found in a designated drop off site - a phone booth in Florida.
The Rosser Reeves Ruby is one of the mostEstrella's largest and most beautiful rubies. Weight 138.7 carats, which not only is more clear and transparent Delong Star, but also has a large six-pointed star. This stone of Sri Lanka is famous for its colorful and well-defined model of the star. Advertising mogul Rosser Reeves, who donated the piece to the Smithsonian in 1965, took her around as a lucky stone, referring to her and her son. He has often said that it has acquired the stone at an auction in Istanbul in mid-1950. Actuallyacquired by Robert C. Nelson Stone Jr., of New York, acting on behalf of Firestone and Parson in Boston. Firestone and Parson were selling the stone for Mr. Paul Fisher of New York. Robert Fisher, Paul's father, had bought the ruby at auction in London in 1953. When the ruby weighs just over 140 carats, but was removed very strong, and a couple of carats have been removed in the polishing. The star center has also contributed to polishing the stone. Articles in New YorkWorld-Telegram and The Sun in 1953 mentioned this fabulous stone.
Zodiac / Birthstone Information:
Ruby is the birthstone of July and the Capricornzodiac sign. The superior quality of ruby is Star Ruby. Ruby is also used to celebrate the anniversaries of 15 and 40 of torque.
What to look for when buying a ruby star:
The value of star rubies is substantially influenced by two things: (a) The strength and sharpness of the star, (b)The intensity and attractiveness of body color.
The sharpness of the Star: The star must be strong milk and silver / white. The best way to test the sharpness of the star is looking at the star ruby in sunlight with the dome facing the sun. The six teeth should be straight and of equal importance. The complete star should be centered in the middle of the gem, but also must be able to glide effortlessly around the cabochon.
Gem Color: They are usually red ruby.But the star ruby is usually not red. Most star rubies are available in red, pink, purple or purple-brown. Ruby red with a star are very very rare and perfect can cost a fortune.
Cutting: Cutting is very important to show the effect of the star ruby. They have to be cut into medium-high domed cabochons to achieve the perfect star. The cabochon should be round or oval. The stone should not be too flat on top or very bottom heavy. Very Lowthe stars are necessary for light crude is trapped inside the gem.
The attention to the star ruby
Although there are very few chemicals that attack Star Rubies, you should clean the star ruby with warm water and soap, a toothbrush. Cleaning the Star Ruby in Ultrasonic cleaning is not recommended.
Treatments and synthetics:
True Star Rubies are usually not heat treated because heating can dissolve the rutile (silk) that makes the starThus, in the first place.
Warning Synthetic (Lab-made) Rubies Stella! The star spinels jump too perfect looking, ie a star, a super clean stone, and good color. In the natural distribution of star ruby is often irregular stripes and squares - which is the best way to judge at a glance if the star ruby is natural or synthetic. However, it can sometimes be difficult to distinguish between natural and synthetic gems, and if you run into anythis stone, be sure to ask for a Reputed Gem Laboratory certificate by the seller. No doubt synthetic star rubies are much cheaper than natural ones, but can offer very little resale value or none.
Ruby Jewelry Star of advice:
Star rubies are available in all forms of jewelry. However, Star Ruby pendants and rings are often preferred. To maximize their astrology and healing effects, it is recommended that the gemstone should be mounted in jewelry for thethe bottom of the stone touches the skin. Star Ruby can also be saved as a loose gemstone. Rubies look best in gold jewelry, but it really depends on the user's choice.
Finally, if you are looking for a gem, but do not know what to buy, look no further, get this mystical gem!
The original source of the article: http://www.starruby.in/star-rubies-explained.html
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