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Cuprite
Cuprite

Dumortierite
Dumortierite



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Cuprite
X
Dumortierite

Cuprite and Dumortierite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Vitreous
1.2 Pleochroism
visible
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
TranslucentWalter Schumann
Translucent, Translucent to opaque
1.5 Refractive Index
2.8491.669-1.723
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Orthorhombic
1.8 Birefringence
Not Available0.011-0.037
Achroite
0 0.296
1.9 Clarity
TranslucentWalter Schumann
Translucent

Cuprite and Dumortierite Optic Character

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

Cuprite and Dumortierite Transparency

Similar to their colors, Cuprite and Dumortierite 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, Cuprite is TranslucentWalter Schumann while Cuprite is TranslucentWalter Schumann in appearance.