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Austinite
Austinite

Cuprite
Cuprite



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Austinite
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Cuprite

Austinite and Cuprite Optical Properties

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1 Optical Properties
1.1 Luster
Subadamantine, Silky, Fibrous
Adamantine
1.2 Pleochroism
Not Available
visible
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
TranslucentWalter Schumann
1.5 Refractive Index
1.759
2.849
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
cubic
1.8 Birefringence
0.024
Not Available
1.9 Clarity
Not Available
TranslucentWalter Schumann

Austinite and Cuprite Optic Character

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

Austinite and Cuprite Transparency

Similar to their colors, Austinite and Cuprite 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, Austinite is Not Available while Austinite is Not Available in appearance.