JET
Mineral characteristic.
Fossil coal, lignite from the group, uniform, dense, viscous with bright resinous luster. Hardness 2.5-3.5. Because the jet forms layers sometimes great power from it cut not only jewelry, but also small decorative objects. Layers jet occur as lenses and layers with thickness up to 20 cm in the ordinary brown coals and carbonaceous shales. Often cluster jet are presented trunks or branches of trees, preserve the original structure. This kind of black fossil coal, with bright resinous luster. It never encountered a sustained recovery. It is characterized by the cellular structure of the wood with growth rings and medullary rays. The content of volatile components, especially hydrogen jet at slightly higher than other fossil coal. Almost all of its deposits of the Jurassic period.
Gagate - ornamental stone, known since Neolithic times: at sites of the Stone Age were found rounded pieces of jet treated flint tools. In ancient times the jet was a favorite ornament. Revival jet popularity in the XIX century, and then it began to decline markedly. They used it for a long time, in the United Kingdom found in the tombs of pre-Roman times. Other names jet black amber, Gesher. Thick, viscous, easy to cut with a knife and a well-polished and polished, acquiring at the same resinous luster. Lights smoky flame. When friction is sometimes electrified, what has caused yet another of its name - black amber.
Identification of the jet, as a rule, are not of great complexity. From most of the jewels in black (morion, melanite, Shirley obsidian and even glass), it has a low hardness and density, resinous luster. In the jet, as well as other minerals in coal, organic mass consists of carbon (60-90%), hydrogen, oxygen and nitrogen; may occur as impurities S, P, Ca, Mg, Al, and others. A slight hardness can handle it on an ordinary lathe. The density of 1.3-1.4 g / cm3. Fracture conchoidal.
The magical properties of stones.
Stone has been known since ancient times. Talisman people daring activity that helps to overcome fears and eliminating the obstacles. Talisman pregnant, helps make the fruit and give birth safely. Gagate - talisman of magicians and practitioners, people seeking to discover the secrets of the universe, the mysteries of reality and people management, but it requires the utmost care of its owner and in-depth knowledge. For the curious, jet can be a great guide to the troubles from which then it will be difficult to get rid of. Stone becomes a good talisman for people quiet, submissive, weak, but harmless, do not poses the hatred or contempt: he not only protect them, but also give a lot of development opportunities, ie to love powerfully demonstrate his qualities of a warrior - the evil winner... It eliminates the most dreadful situation for the people of peace, but, in its sole discretion, it allows for the ability to be as horribly revenge on their oppressors. However, the stone should never encourage to such actions: he ceases to respect the owner for such misconduct and may temporarily disconnect, ie to withdraw its patronage... Revenge - the prerogative solely of the jet. Stone surprisingly subtly teaches its owner to control himself and the situation in general: it can fade, making it almost a mirror, grow heavy, warm up or chill ...
Manifestations of jet are numerous, but the properties of stone to learning should seek the master, because the desire jet owner always puts to the fore and distorts (as well as other stones!) Will of man. However, the main force jet - protection from nightmares and victory over cowardice. Owner jet immediately unravel a member of a criminal association or a person prone to magic. Acquire jet should only be in the thirtieth day of the lunar month. People born under the signs of Libra and Taurus, jet wear is impossible, as it would violate their peace and create disharmony and make the owners misanthrope. Wearing a silver jet is best for magical purposes - in copper.
In the New World (North America - a journey to the north of Australia) in Navajo, when the sky became stormy, black, said it was the sun god travels through the sky on a jade horse (Ukr lit., "Before the Storm" Zahar "Berkut".. Kharkov - the founder of the city of Kharkov, Ukraine, CIS, XVII century AD).. Gagate - n in Crimea (volcano Karadag, Ukraine, CIS.).
Toxic and hazardous radioactive rocks and minerals
** - Poisonous stones and minerals (obligatory check in chemical laboratory + clear indication of toxicity).
** - Radioactive rocks and minerals (obligatory check on a regular dosimeter + ban on the open sale of radioactivity in the event of more than 24 mR / hour + additional measures to protect the population).
All rare stones should always be checked on a regular dosimeter on the permissible level of radiation and a chemical laboratory in the absence of toxic and volatile components which are hazardous to humans and the environment.
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