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Sapphirine
Sapphirine

Hurlbutite
Hurlbutite



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Sapphirine
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Hurlbutite

Sapphirine and Hurlbutite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.701-1.7241.595-1.604
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
1.8 Birefringence
0.005-0.0070.009
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Sapphirine and Hurlbutite Optic Character

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

Sapphirine and Hurlbutite Transparency

Similar to their colors, Sapphirine and Hurlbutite 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, Sapphirine is Transparent while Sapphirine is Transparent in appearance.