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Lab created and natural alexandrite start with the same makeup and end with the same makeup, and that makeup Is beryllium aluminum oxide or BeAlO204.In order to determine a real alexandrite, it takes knowledge and experience.In 1916, Jan Czochralski invented a crystal pulling method to synthesize rubies. Buy Alexandrite Lab Created Sapphire Gemstones at Jamming Gems. The unlikelihood of the rare element chromium being in the right place to combine with aluminum and beryllium under exactly the right conditions to create alexandrite is what makes it so rare and valuable.Our Deepest Clearance DiscountsSift through our collection of loose gems from ruby to quartz to sapphire.From project guides to how-to videos, we have everything you need to start creating.Sorry, you may only compare up to 4 items. These synthetic or lab created alexandrites can be difficult to distinguish without proper equipment.

C $201.70. Free shipping. You can basically wear the alexandrite every day without fear of chipping and cracking.Chrysoberyl forms as the result of a pegmatite process. These gems can turn from an emerald color to a red or purplish color based on the light. Alexandrite can only form when aluminum and beryllium combine with trace elements like iron, titanium and, most importantly, chromium.

The result is an igneous rock filled with huge crystals of minerals such as beryllium, lithium, and niobian, each of which goes on to form their own minerals. These categories are:Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - Hot This WeekBrazil Natural Loose Alexandrite...Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - Make an OfferSome chrysoberyl gems have dramatic, alexandrite-like, color-changing capabilities even though they are not natural alexandrite gems. This makes it easy for gemologists to distinguish them from the natural stone. Alexandrites are a form of a mineral called chrysoberyl, and their color change tricks are owed entirely to nature. The floating process is very similar to the Czochralski method, only it uses a Tungsten dish pulled over a period of time under a heating element. Its rarity is a result of its unlikely chemical makeup. Alexandrite Comparison - Natural v. Chatham Lab-GrownOften described by gem aficionados as “emerald by day, ruby by night,” alexandrite is the very rare color-change variety of the mineral chrysoberyl. It is for this reason that the standard flux process is no longer used in the jewelry industry to make alexandrite.The alexandrite is such a beautiful stone, it would be a crime to wear a cheap imitation. History of Lab Created Alexandrite The first discovery of alexandrite was made in 1833 when a greenish crystal with a strange ability to change color was found in Russia's Ural Mountains. Get it as soon as Tue, Jul 21. On rare occasion, vanadium may also be present. This makes it extremely important to educate yourself before purchasing a loose stone for your collection or a piece of alexandrite jewelry. These would be more likely to be described as simulants rather than synthetics.In this process, a seed crystal is attached to a rod and is lowered into a crucible until the crystal touches the melt.

Nature and science wouldn’t have it any other way.So how did these mystical stones form, if not by magic? Lab Created Alexandrite – Pulled Alexandrite – Czochralski Pulled Alexandrite – Synthetic Alexandrite.

Alexandrite can only form when aluminum and beryllium combine with trace elements like iron, titanium and, most importantly, chromium. Alexandrite is an expensive gemstone regardless of its quality. Alexandrites are so difficult to grow that it took us several years of effort to perfect the process. Lab Created Alexandrite/ Synthetic Alexandrite/ Created Alexandrite. Flawless stones are not easily found in nature. Here is a step by step look at how it’s done.The color change from red to green is caused by a strong absorption of yellow light which allows more red and green to be displayed. or Best Offer.

During the process, the flux left remnants in the finished chrysoberyl that appeared as inclusions, lowering the value and marring the appearance of the final stone.The alexandrite was first discovered in the Ural Mountains in Russia and was claimed as the national stone of the country for its red and green tones, also the colors of Imperial Russia. It is believed by some to help the wearer to strive for excellence.

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