If you have one of these be sure to observe them in every type of light. Alexandrite is defined by its color change and only chrysoberyl that displays a distinct change of color should be referred. Although such stones are not imitations they are often mistaken for the much more expensive alexandrite. Alexandrite is the variety of chrysoberyl beal 2 o 4 which changes color from green or blue green in daylight to red purple red or raspberry red under incandescent light. Under artificial light the garnet will darken to a deep purple with some specimens having hints of burgundy.
These are occasionally found in sapphire sources around the world but the recent examples we have seen come from madagascar and tanzania. It is commonly a blue gemstone that changes color to a purple. Several other well known gemstones. It is important for the lighting to be correct for a color changing gemstone to shift between shades. How color changing gemstones change colors.
Recent discoveries by gemologists have shown that there are blue garnets after all and these extremely rare stones have color changing properties. However color change garnets and color change sapphires have appeared on the market and show equally dramatic color changes. The most prevalent type of color change sapphires are ones that show a blue color in fluorescent light and a purple color in incandescent light. The most famous of these is the rare and expensive alexandrite a variety of chrysoberyl. Other color changing gemstones existing in the market are color garnets color change diaspore and rough andalusite.
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Color change gems show different colors when viewed under different light sources such as sunlight and indoor light the alexandrite variety displays a color change alexandrite effect dependent upon the nature of ambient lighting. The stone which is change from green to red are the ones that can be confused with alexandrite. Chemically alexandrite can be differentiated from normal chrysoberyl by the presence of chromium. Color changing fluorite is most often found as a blue stone under natural light that turns to a purple stone under incandescent lighting. Color garnets from the garnet family can change from bronze under sunlight to light pink under incandescent light.In the daylight the color of the stone ranges from a muted gray green to pale blue. Alexandrite effect is the phenomenon of an observed color change from greenish to reddish with a change in source illumination. Color change gemstones display different colors according to changes in lighting. A selection of different examples of the color change phenomenon in sapphires. Fluorite is a fairly common mineral known for its huge variety of colors.
Color change sapphires will show one color in fluorescent lighting and another color in incandescent lighting. These color changing gemstones give out a mystical beauty where it is almost like you are wearing multiple gemstones in one. Color change sapphires will show one color in fluorescent lighting and another color in incandescent lighting. In the daylight the color of the stone ranges from a muted gray green to pale blue. Color change gems show different colors when viewed under different light sources such as sunlight and indoor light the alexandrite variety displays a color change alexandrite effect dependent upon the nature of ambient lighting.
These color changing gemstones give out a mystical beauty where it is almost like you are wearing multiple gemstones in one. Recent discoveries by gemologists have shown that there are blue garnets after all and these extremely rare stones have color changing properties. These are occasionally found in sapphire sources around the world but the recent examples we have seen come from madagascar and tanzania. If you have one of these be sure to observe them in every type of light.
