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Hackmanite and Boracite Optical Properties


Boracite and Hackmanite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Adamantine   

Pleochroism
Not Available   
None   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004)   
Transparent   

Refractive Index
1.483-1.487   
1.658-1.673   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic   

Birefringence
Not Available   
0.010-0.011   

Clarity
Transparent   
Transparent   

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Hackmanite and Boracite Optic Character

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

Similar to their colors, Hackmanite and Boracite 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, Hackmanite is Gemmological Tables (2004) while Hackmanite is Gemmological Tables (2004) in appearance.

Semi Precious

Semi Precious


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