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Sheen Obsidian
Sheen Obsidian

Scapolite
Scapolite



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Sheen Obsidian
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Scapolite

Sheen Obsidian and Scapolite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.450-1.5501.540-1.579
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
tetragonal
1.8 Birefringence
Not Available0.006-0.037
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Sheen Obsidian and Scapolite Optic Character

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

Sheen Obsidian and Scapolite Transparency

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