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Hodgkinsonite and Glaucophane Optical Properties


Glaucophane and Hodgkinsonite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Pearly   

Pleochroism
Lavender and pale purple for transparent pink stones.Michael O’Donoghue   
Strong   

Dispersion
Not Available   
Not Available   

Transparency
Gems   
Not Available   

Refractive Index
1.720-1.746   
1.606-1.637   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
monoclinic   

Birefringence
0.026   
Not Available   

Clarity
Gems   
Not Available   

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Hodgkinsonite and Glaucophane Optic Character

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

Similar to their colors, Hodgkinsonite and Glaucophane 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, Hodgkinsonite is Gems while Hodgkinsonite is Gems in appearance.

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