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Barite and Hollandite Optical Properties


Hollandite and Barite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
colorless.   
Weak.   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Not Available   

Refractive Index
Not Available   
Not Available   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
monoclinic   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
Not Available   

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<< Physical Properties

Barite and Hollandite Optic Character

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

Similar to their colors, Barite and Hollandite 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, Barite is Not Available while Barite is Not Available in appearance.

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