Chrysoberyl har en hårdhed på 8,5 på Mohs Skala
Chrysoberyl smykkesten Color
Common chrysoberyl occurs in a variety of light colors, including green to yellow and golden-yellow to yellowish-green, along with various shades of brown and red. Chrysoberyl is colored by iron, while color change chrysoberyl (alexandrite) is colored by chromium. Some ‘common’ chrysoberyl may also contain chromium, but unless they exhibit color change, they are not traded as alexandrite. The rare minty bluish-green material from Tanzania is colored by vanadium.
Chrysoberyl smykkesten Clarity and Luster
Chrysoberyl typically exhibits excellent transparency, although some lower grade material can occur translucent to opaque. Chrysoberyl has an extremely attractive, vitreous luster when cut and polished and it’s known to occur with moderate to high levels of clarity, making eye-clean specimens quite common.
Chrysoberyl smykkesten Cut and Shape
Chrysoberyl is typically faceted, with mainly brilliant or step cuts, and can be found in a variety of shapes, including oval, cushion, round and octagon (emerald) shapes. Fancy shapes, such as hearts and trillions, are quite rare, especially in calibrated sizes, but they can be found.
Chrysoberyl smykkesten Treatment
‘Common’ chrysoberyl is not typically enhanced in any way, but some color change chrysoberyl may be dyed or oiled to enhance color, though this is not a common practice.