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Obsidian
Obsidian

Chrysoprase
Chrysoprase



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Chrysoprase

Obsidian and Chrysoprase Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Vitreous, Waxy
1.2 Pleochroism
AbsentWalter Schumann
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
0.01
Rank: 29 (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent
Translucent, Translucent, Opaque, Translucent to nearly opaque
1.5 Refractive Index
1.450-1.550
1.530-1.543
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Amorphous
Trigonal
1.8 Birefringence
Not Available
0.004
1.9 Clarity
Transparent
Translucent

Obsidian and Chrysoprase Optic Character

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

Obsidian and Chrysoprase Transparency

Similar to their colors, Obsidian and Chrysoprase 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, Obsidian is Translucent and Transparent while Obsidian is Translucent and Transparent in appearance.