Natural alexandrite is one of the few precious gems that changes color from a sea green in white light to cherry red in incandescent lighting. When grading an alexandrite s color change gemologists consider the stone s color in natural sunlight as the baseline. Alexandrite is a color change variety chrysoberyl and is considered one of the rarest gemstones in the world. This is due to the reaction of light with the chromium in the gem. It is only a few privileged gemstone family by displaying a unique characteristic to change color from green blue under fluorescent light to red under incandescent light originally mined from russia but today we have several localities providing this magnificent gemstone like brazil india madagascar.
Many modern sources frequently use emerald by day ruby by night to romanticize alexandrite s color. Alexandrite is a very rare and valuable variety of chrysoberyl that shows color change. Thus the classic alexandrite color change is green in sunlight and red in incandescent light. It displays the phenomena called colour change. Ensure that your stone isn t a slighter color changing chrysoberyl that wouldn t grade out by a gemologist and likely wouldn t have the clear color changes that an alexandrite would.
Often described by gem aficionados as emerald by day ruby by night alexandrite is the very rare color change variety of the mineral chrysoberyl. The way its color shifts from greenish tone deep green yellow green brownish green bluish green dark green in daylight to reddish tone deep red brownish red pinkish red pinkish brown purplish pink purplish red orangish pink etc in yellow lamp light is just phenomenal. However not all color change chrysoberyls have the classic range of colors that alexandrites show. When placed under incandescent light candle light it changes to a reddish purplish brownish colour. Some stones advertised as alexandrites make use of the name to describe the color not the actual color changing gemstone.
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This gemstone has been described as an emerald by day and a ruby by night because its color turns bluish green in daylight and changes to purplish red when placed under luminescent light. The alexandrite is a phenomena gem. Alexandrite is extremely rare and sought after gemstone. Read the description and ask for photos showing the color change. Originally discovered in russia s ural mountains in the 1830s it s now found in sri lanka east africa and brazil but fine material is exceptionally rare and valuable.Although these gems are uncommon and valuable in their own right they are sometimes marketed misleadingly as alexandrites. Alexandrite colour is the most unique aspect of this gemstone. Visit la showroom 1. According to gia alexandrite s finest dual colors are a vivid grass green in daylight and fluorescent light and an intense raspberry red in incandescent light. Alexandrite is one of the few precious gems that changes colors in incandescent lighting.
Most of the time under day light it is green in colour. Most of the time under day light it is green in colour. Although these gems are uncommon and valuable in their own right they are sometimes marketed misleadingly as alexandrites. This gemstone has been described as an emerald by day and a ruby by night because its color turns bluish green in daylight and changes to purplish red when placed under luminescent light. Often described by gem aficionados as emerald by day ruby by night alexandrite is the very rare color change variety of the mineral chrysoberyl.
Alexandrite is one of the few precious gems that changes colors in incandescent lighting. Many modern sources frequently use emerald by day ruby by night to romanticize alexandrite s color. Natural alexandrite is one of the few precious gems that changes color from a sea green in white light to cherry red in incandescent lighting.
