Really diamond, issued Shining green in the dark , like a wire coming out of the spark. Look on the bright gem with the naked eye or with careful observation of more than five times the magnifying glass , sometimes visible inside gems like cotton wool , mesh or root -like inclusions and small cracks, occasionally visible
Flat significant growth lines . Indeed , the identification method is very simple , all Hancang jade stone , then put the stone in front of the light to see at night , the light emitted if the stone has to play it like the rising sun light color machine , it indicates that there given there jade. Even light, but also
Looked very dull, no gleaming flicker . On the other hand , is not.
Bowl filled with water, the stones in a bowl, make the whole bowl thrown faint green , emerald is true ; or put into Tongpen Jian Zhen ’s jewel , surrounded by good paper enclosed with fire White ignited , and the fire turns green if is true emerald ; or preparatory
Red Fo Tan pot , put to the gem into the coals Jian Zhen , charcoal fragrance and immediately extinguished , the true emerald . The bright colors of artificial gemstones general average , pure.
When gemstone jewelry, tools , how to do it with the naked eye to discriminate ? Natural gemstones general brilliance soft, natural colors sometimes confounding , several of the body is a gem , a pattern does not rule , but very delicate.
After grinding with a good gem "cat’s eye " and " Starlight " effect, that there is a white line gems , like the cat light in the eyes of a white line Baitian Jiang ; "Starlight " is rolling jewel in the sun, refracted the shiny moon and the stars wink at night .
In the sunlight with light silver or white satin for lining small pots , the jewel in intervals of about five inches high body lining , let sunlight, if the light penetrates through the jewel in the backing showing silver wings look like Venus , we can conclude that the real thing.
After polishing, shiny glare , artificial strong sense of color , because adding some rare earth elements , monochrome , such as black, red, yellow , etc. ; also has a composite color, such as red roses , Jiang Zi . If it is a fake diamond diamonds can only send a small amount of white light, not even light. Some treasure
Stone feel cold, slippery hands , looked like soaking wet oil . In addition, the hardness of a diamond is the largest diamond plated water , respectively genuine diamond cutting each other , by their nature have a significant difference immediately .
If it is a shadow will be showing a fake gems , backing , if the gem with wax injection machine imports moment, after a mouthful of fluid , not only feel dry mouth , but mouthful of cool and hot gem itself and then, can also be concluded that this is the real thing. In addition , there are some gems
More significant round of small bubbles traces of synthetic chemicals and child growth ; growth lines are linear is more significant ; larger particles ; uniform color large number of specifications ; relatively hard, usually in Mohs six or more, with no Daoke move , on the contrary , these stones can be scratches on the glass
. But no natural gemstones arise from several colors like precious stones in the body of such a phenomenon .