Diamond and Cordierite Optical Properties

Diamond

Cordierite

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1 Optical Properties

1.1 Luster

Adamantine

Greasy, Vitreous

1.2 Pleochroism

None

X = pale yellow

1.3 Dispersion

Albite Optical ..

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0.04

Rank: 10 (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 opaque

Not Available

1.5 Refractive Index

2.417-2.419

Not Available

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Orthorhombic

1.8 Birefringence

Not Available

1.9 Clarity

Transparent

Not Available

Diamond and Cordierite Optic Character

Diamond and Cordierite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Diamond and Cordierite 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 Diamond and Cordierite 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.

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Diamond and Cordierite Transparency

Similar to their colors, Diamond and Cordierite 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, Diamond is Translucent, Transparent and Transparent to opaque while Diamond is Translucent, Transparent and Transparent to opaque in appearance.