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|Dimensions (mm)||6.2 x 5.06 x 3.28mm|
|Weight (carats)||0.87 carats|
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Alexandrite is the rare color-change variety of the mineral chrysoberyl. Its rarity is a result of its unlikely chemical makeup. Alexandrite can only form when aluminum and beryllium combine with trace elements like iron, titanium and, most importantly, chromium. On rare occasion, vanadium may also be present. 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.
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Under certain lighting, a light yellowish-green tint is seen, not strictly clear. Transparent, but not as fine crystal. Blacklight and long-wave UV light produces a medium-green flourescence. I found it interesting that short-wave UV not required. So
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|Starts||15th Nov 2020 11:45am PST|
|Ends||17th Nov 2020 6:34am PST|
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|Registered Shipping||$8.00||21 days|
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