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Crystal trophy is made with artificial crystal commonly, man-made crystal calls K9 crystal again, how to identify the material of crystal trophy?
(1) eyes: during the formation process of natural crystals, they are often affected by the environment and always contain some impurities. When observing the sun, you can see the subtle, uniform and small horizontal lines or willow catkins. And pseudo crystal USES the crystal slag of second time more, glass slag smelt, pass grinding processing, coloring imitate and become, did not have uniform stripe, willow catkins form material.
(2) tongue licking: even in the dog days of hot summer, the tongue licking natural crystal surface, there is cold and cool feeling. False crystal, no cool feeling.
(3) lighting: natural crystals stand in the sun's light and shine beautifully no matter from any Angle. Fake crystals don't.
(4) hardness: the natural crystal has a high hardness, and it will not leave any traces by gently stroke the jewelry with gravel. If there are stripes, it's a fake crystal.
(5) inspection with polarizer: when rotating 360 degrees under polarizer, the natural crystal is changed with four shades of light and four shades of light, and the fake crystal is not changed.
(6) dichroic examination: natural amethyst has dichroism, while fake crystal has no dichroism.
(7) inspection with a magnifying glass: using a tenfold magnifying glass to check under transmitted light, the bubble can be found basically as a pseudo crystal.
(8) hair inspection: if a crystal is placed on a hair, the double shadow of the hair can be seen by the human eye through the crystal, it is a natural crystal, mainly because the crystal has birefringence.
(9) thermal conductivity detection: adjust the thermal conductivity to green 4-grid to test gemstones. Natural crystal can rise to yellow 2-grid while fake crystal does not rise. When the area is large, it rises to yellow one-grid.
Artificial crystal, graded. Prices vary greatly from grade to grade, so make sure to ask what crystal grade material is used when reordering.
Crown's sport crystals are offered for various activities in many different styles. While 10mm glass has become the most frequent glass utilized by Sir Prize when making trophies, it's also feasible to use 6mm glass or 19mm glass in many instances. Optical glass is a sort of glass which is created in an incredibly precise way.