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cz jewelry manufacturer What is “Alexandrite”?

Zveřejněno na podle Kingjy

Alexandrite, Také známý jako “allex”, is a variety of chrysoberyl which has a discoloration effect due to the chromium content; if it has both a discoloration effect and a cat’s eye effect, it is called “alexandrite opal”, which is very rare and extremely A precious variety, weighing 5ct, is worth more than US$5,000 per carat.

Alexandrite has the discoloration effect of green in the sun and red in incandescent or candlelight. Some people describe it as “the emerald of the day and the ruby ​​of the night”. Podle legendy, when this color-changing gem was first discovered in the Ural Mountains of Russia in 1830, it was Alexander’s adult day, so he named it “Alexandrite” after the crown prince.

Alexandrite is designated as the “Birthstone of June” by some western countries, wearing it as a symbol of “health”, “longevity” a “wealth”. Because alexandrite is rare and precious, its color is beautiful and the color change effect is obvious, the price can reach more than 3,000 US dollars per carat.

Because the chromium-containing golden emerald has a special property, to je, it can pass red and green light at the same time in its transparent crystal, but when there are many red light components in the light source, it will appear red, and when there are many green light components, it will be It appears green. Because there are many green components in daylight and many red components in incandescent lamps or candlelight, it appears green under sunlight or fluorescent lamps, and red under incandescent lamps or candlelight. Tento “magician” discoloration feature is a “patent” of alexandrite, which can be distinguished from any gemstone in nature.

The world’s most prestigious producer of golden and green opals is Sri Lanka; secondly, they are also produced in Brazil and India. The main producers of alexandrite are Russia and Sri Lanka.

 

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