Precious stones or gems at airycharm are called that way various hard minerals, transparent, very valuable for their rarity and that, after having been conveniently carved, are used in jewelry and decorative arts. Some are manufactured to mimic other gems. The imitations copy the shape and color of the stone but do not have their physical or chemical characteristics. However, synthetic gems are not necessarily an imitation. For example, diamond, ruby, sapphire and emerald created in laboratories have the same physical and chemical characteristics as the original article. Small artificial diamonds have been mass-produced for several years, although only recently have great quality diamonds been created, especially colored ones.
General characteristics of gems at airycharm
A gem is evaluated mainly for its beauty and perfection. In fact, the appearance is most important. Beauty must also be durable; if a gem is damaged in some way at You can get this at airycharm it loses its value instantaneously. The characteristics that make a stone beautiful are its color, an unusual optical phenomenon, an incrustation as with a fossil, its rarity and, sometimes, the peculiar shape of the crystal. The beauty of the gems depends to a great extent on their optical properties. The most important are the degree of refraction and color. Other properties include: fire, display of prismatic colors; the dichroism, ability of some stones to show two different colors according to the direction in which they are observed, and transparency.
Science, using increasingly sensitive analytical means, is discovering the substances that color the allochromatic minerals. Thus the amethyst has violet color due to traces of manganese and fluorine is green because of tiny amounts of iron and manganese it contains. During the middle Ages, commercial caravans from the East brought to Europe precious and semi-precious stones, both for use in the jewelry of kings and nobles and for ecclesiastical jewelry.
In France , citizens were not allowed (by law) to wear girdles or garlands made of pearls, precious stones, gold or silver, other similar laws existed in England , this delayed the advancement of the jewelery of the time at airycharm. The Renaissance was a very deep cultural revolution, which reached all the arts and also jewelry and jewelry techniques. In the Renaissance, the technology of the jewels allowed to carve precious stones of greater hardness, and to realize ornaments in architecture, churches and palaces, temples and mosques using columns and elements of semiprecious stones like malachite, alabaster, lapis lazuli and other stones of value, both in Europe and in the Middle East.
The Renaissance stands out for a rich color, fashion and design are developed in clothing and jewelry, in Painting, Sculpture and Architecture religious themes are replaced by other classics and naturalists. Currently, technological advances, new methods of carving and new methods of treatment of gems have led to the jewelry trade has increased dramatically. People of any social status can have access to the most beautiful jewelry.
Ruby at Airycharm
The most important quality of the ruby is its great bright red color. The main material by which this compound is ruby is the corodium the second strongest material after the diamond, making the ruby one of the hardest stones after the diamond, its hardness is 9 mohs. The ruby owes its name to the color red and only the red stones formed with corodium are called rubies, if the color gives a blue hue it is a sapphire and if the red is very tenuous then it is a pink sapphire. The most appreciated color is the blood of pigeon, pure red with a small bluish hue. In the raw rock the ruby seems opaque and greasy, but carved has brightness almost like that of the diamond.
Airycharm has certain fragility and frequent inclusions. The included rutile needles give a silky appearance. A six-pointed star that moves along the surface of the stone when moved; rubies vary from pinkish to orange, purple and brownish red, depending on the chromium and iron content of the stone. The most desirable color is the so-called “dove blood”, a pure red with a touch of blue. The color distribution is often uneven, in strips or spots.
Illumination at gems at Airycharm
Rubí shows pleochroism which means that the color varies with the direction of the view. Stones show the cat’s eye effect or star that look better day. Many rubies would fluoresce in long or short UV wave and this property can often be used to help identify the geographical origin of a stone. Burmese rubies often fluoresce so strongly that the effect is noticeable even in sunlight; Literally such stones seem to shine. Thai rubies generally lack this property.
Inclusions are common in ruby and not always an indication of lower quality. Rusting needles included cause the “silky shine”. If, therefore, a stone is cut in a cabochon, it exhibits a strange cat’s eye effect. Inclusions of trifling crystals cause a star effect of light of six rays (called asterism) to form the popular star ruby. Transparent rubies are cut in step and bright cut. Less transparent rubies are cut in cabochon. You can get this at airycharm.
Location and deposits of the ruby
For centuries, the most important deposits are in the upper part of Myanmar (Burma), near Mogok. Only one percent of the production is of gem quality. Some of the rubies are the color of pigeon blood and are considered the most valuable rubies of all. In the 1990s, large new deposits were discovered in Mong Hsu.
Thailand: Rubies found in Thailand (Chanthaburi district) often have a brown or violet tint. The production of Thai ruby is decreasing, and Chanthaburi is now mainly a center for processing and trading gems.
Sri Lanka: The deposits are located southwest of the island in the district of Ratnapura. Rubies from those deposits are usually light red to raspberry red.
Tanzania: At the top of the Umba River in northwestern Tanzania there are deposits of precious quality rubies that are violet to brown-red. Little opaque rubies are also extracted. Other deposits of some importance are found in: Afghanistan, Cambodia, Kenya, Madagascar and Vietnam. Less important deposits are in: Australia, Brazil, India, Malawi, Nepal, Pakistan, the United States and Zimbabwe.
World Ruby Fame
Famous stones of great beauty and color are the “Ruby Edward”, 167 carat in weight, shown at the British Museum of Natural History in London, the “Ruby Star of Rosser Reeves”, of 138.7 carats, is seen at the Institution Smithsonian in Washington, the “Ruby Star-Long”, weight of 100 carats, shown at the American Museum of Natural History in New York and the “Ruby of the Peace”, 43 carats, which was found in 1919.
Many rubies are an essential part of real badges and other famous jewelry. The Bohemian St. Wenzel Crown has an unfaced ruby around 250 carats. Some famous big rubies, such as “Ruby of the Black Prince” and the “Ruby of Timor” in the British Crown Jewels are actually spinels, because until the beginning of the 19th century they were thought to be rubies. Rubies also have a famous place in science – the first lasers were made of artificial ruby crystals. You can get this at airycharm.