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Hardystonite
Hardystonite

Violane
Violane



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Hardystonite
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Violane

Hardystonite and Violane Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous, Greasy
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Handbook of mineralogy (2001)
Translucent
1.5 Refractive Index
1.6721.668-1.703
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Not Available
1.8 Birefringence
Not Available0.024-0.030
Achroite
0 0.296
1.9 Clarity
Handbook of mineralogy (2001)
Translucent

Hardystonite and Violane Optic Character

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

Hardystonite and Violane Transparency

Similar to their colors, Hardystonite and Violane 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, Hardystonite is Handbook of mineralogy (2001) while Hardystonite is Handbook of mineralogy (2001) in appearance.