What stones dont get cloudy?

Due to the fact that they are incredibly strong and durable the only change you will ever see to a Moissanite is on its surface and this is usually due to it not being maintained or cleaned properly. Unlike CZ stones or cubic zirconia's Moissanites don't change colour over time and they don't suddenly become cloudy.

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Are gemstone engagement rings tacky?

But are these other gemstones tacky? Not at all. Although rubies, sapphires, and other gemstones may not be the best fit for every bride-to-be, nontraditional engagement rings are just as beautiful and can be even more meaningful for the right person. Thereof, is sapphire ok for an engagement ring? Because of its toughness, sapphires are great gemstones for everyday wear and jewelry pieces that will get a lot of use like engagement rings. Sapphires also do not have "cleavage," meaning they do not easily break when struck.

Does alexandrite get cloudy?

Does alexandrite get cloudy? The color change is displayed due to the presence of chromium which often makes stone cloudy. Natural Alexandrite which is both very clear and has prominent color change is extremely rare. Consequently, what color lab created alexandrite? It changes color from blue to a deep purple. The gem has an emerald cut and a very pretty setting. The ring was a gift for my June birthday. Answer: It's unlikely your alexandrite is a natural stone.

Can alexandrite be heated?

Alexandrite cannot be improved by any kind of thermal treatment. Although some have tried, heat treatment does not seem to affect alexandrite at all. Some lower quality cracked alexandrites are oiled to hide the cracks but beyond that, alexandrite is not known to be treated in any way.