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Demantoid
Demantoid

Shattuckite
Shattuckite



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Demantoid
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Shattuckite

Demantoid and Shattuckite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Silky
1.2 Pleochroism
None
X = very pale blue; Y = pale blue; Z = deep blue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Translucent
1.5 Refractive Index
1.880-1.8901.752-1.815
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Orthorhombic
1.8 Birefringence
Not Available0.063
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Demantoid and Shattuckite Optic Character

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

Demantoid and Shattuckite Transparency

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