Like other opals, the fire opal is composed of silica with a high proportion of water. This outstanding and unique opal color gives the iron oxide. Fire opal is relatively soft. On the Mohs scale its hardness ranges from 6 to 6.5, but, nevertheless, jewelers around the world are very adept at creating frames that protect this stone in rings, rings and other jewelry.
Fire opals are a unique phenomenon in the rich world of opals. Even in ancient times many centuries ago in Persia, India, Indians of Central America these stones were venerated as a symbol of ardent love. At the time, believed that fire opal could only have arisen in a place like Paradise. The Aztecs and Mayans loved this stone and was widely used in the mosaics, household and cultic articles. He called them quetzalitzlipyollitli, which means “the stone birds of Paradise”.
Only in 1835, in Mexico began commercial development of once abandoned fields. In our time, the fire opal is considered the national stone of the United Mexican States. Mexican plateau with their extinct volcanoes really rich opal bearing rocks. Extraction of these precious stones is conducted largely in a network of cracks and hollows in the rocks, which sometimes reach 60 m in height. Mined rocks can sometimes have very impressive size of a fist adult men, allowing the diamond cutters and designers to implement the most daring ideas.
Fire opals are often not red but rather a warm Golden color, which is able to fascinate Amateur and professional diamond cutters in the world. “Golden opal” is another name for fire opal that is used in our days. Fire opals are divided into opalescent opals, the processing of which is in the form of flat and convex cabochons, and more expensive opalescent fire opal, which, owing to its unique color, have typical color game. But even without this fire opal is definitely play the role of stone, able to conquer the hearts of the people.
Fire opals are cut and polished, if only they are transparent. Classic form of expensive fire opals is oval. Even in spite of their high hardness, opals are difficult for jewelers. Have to consider the direction in which the stone should be cut in accordance with how he plays. It is also necessary to take into account the sensitivity of the stone to any effects. Fire opals are susceptible to the aging process. How much depends on the treatment and its origin. Only an experienced and experienced specialist stones by type of stone and the place of production to determine how long he will be kept.
The rule is: the drier the place where the opal was found, the stronger the stone. Fire opals are very sensitive to extreme heat, alkalis, acids and sharp objects. Fire opals, like all opals, it is impossible long to keep under intense artificial light. In inappropriate circumstances, the stones can lose moisture, thicken and crack. These stones are like when they are often. Then they absorb moisture from the skin and air, thereby restoring its water balance. It happens that the fire opal fade from frequent wear.
This can be corrected with polishing. The price of any, including fire opal, is determined by three criteria — colour game, colouring and transparency. So rare and intense red-orange fire opals come from Mexico are valued above all. Mexico has one of the world’s largest deposits of fire opals. Despite the fact that these orange gems are mined in other countries such as USA, Canada, Honduras, Guatemala, and Turkey, special economic value these findings are of no. But Brazil is the exception to the rule.
However, in this country only to find not opalescent and slightly hazy orange and yellow fire opals. Astrologers say that the fire opal is a jewel, right in the first place positive, active and cheerful people. Fiery and warm color of these stones will give this person strength. No matter whether an individual believes in coming from gems of power because just by looking at the fire opal, willingly or unwillingly, everyone will feel the warmth and improved mood. In ancient manuscripts about the hidden features of minerals opals
are stones that can enhance creativity. Current healers believed that fire opals give endurance, courage, willpower and energy. From the point of view of psychology, a warm fiery orange-red color has a very positive effect on the human psyche and sets him up for the achievement of harmony. Fire opals, it is recommended to wear those born under the sign of Aries. And it is not prohibited for people born under other zodiac signs. Fire opal can have all the shades of red, yellow and orange, sometimes with brown tinge. Astrologers advise to wear amulets made of fire opal people of creative professions: this will help them in their work.