Testing a gem s reaction to ultraviolet uv light is one technique that can be used for gem identification. Here you will find the internet s largest gemology study and reference site that is totally free. This information is for anyone wishing to learn more about the world of gemology. Examine the streak to determine its color and identify the gemstone. However there are some slight differences in fluorescence between natural and synthetic rubies and even between stones sourced from different geographic locations.
Check for color change. Gems in metal settings often cannot be tested with a refractometer and specific gravity testing is never possible. When you find a stone feel the surface to make sure it s smooth which is a sign that it s a gemstone. Whether you need a simple filter set or you re ready to invest in a deluxe travel lab kassoy s carefully designed gemstone identification tools will move your business to the next level. Stones characterized as colorless should not have any tinge of color in them while colored stones should be dark and deep colored.
Perform the test again using a different part of the stone to confirm the streak test. Let s talk about the differences. 9 gems in jewelry. A magnet can be extremely helpful in identifying gems mounted in jewelry. All rubies both natural and synthetic fluoresce under uv light.
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Examining the color is the next step to identify a gemstone. Look closely at the streak on the plate and try to identify what color it is. Then consult a streak test chart to identify the gemstone based on the color of its streak. Darker the color better will be the quality. Gemstone identification is a delicate procedure that requires accurate and efficient gemstone identification tools.If you re unfamiliar with these terms you can mistakenly buy a stone you thought was real but turned out to be a human made imitation. If you re unfamiliar with these terms you can mistakenly buy a stone you thought was real but turned out to be a human made imitation. Examining the color is the next step to identify a gemstone. Perform the test again using a different part of the stone to confirm the streak test. Check for color change.
Gemstone identification is a delicate procedure that requires accurate and efficient gemstone identification tools. Testing a gem s reaction to ultraviolet uv light is one technique that can be used for gem identification.
