Chrysoberyl

Copper

Chrysoberyl and Copper Optical Properties

Chrysoberyl

Copper

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

X = red; Y = yellow-orange; Z = emerald-green

Not Available

1.3 Dispersion

Albite Optical ..

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0.02

Rank: 24 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

Transparent, Translucent, Transparent to translucent

Not Available

1.5 Refractive Index

1.746-1.763

Not Available

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Orthorhombic

Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F m3m

1.8 Birefringence

0.007-0.013

Not Available

1.9 Clarity

Transparent

Not Available

Chrysoberyl and Copper Optic Character

Chrysoberyl and Copper optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrysoberyl and Copper Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Chrysoberyl and Copper optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character. Chrysoberyl has Biaxial/+ character.

Compare Green Gemstones

Chrysoberyl Vs Datolite

Chrysoberyl Vs Dallasite

Chrysoberyl Vs Common Opal

Chrysoberyl and Copper Transparency

Similar to their colors, Chrysoberyl and Copper transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Chrysoberyl is Translucent, Transparent and Transparent to translucent while Chrysoberyl is Translucent, Transparent and Transparent to translucent in appearance.

Green Gemstones

Chrysoprase

Chrysotile

Clinochlore

Clinozoisite

Common Opal

Dallasite