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Triplite
Triplite

Covellite
Covellite



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Triplite
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Covellite

Triplite and Covellite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Resinous
1.2 Pleochroism
DistinctArthur Thomas
Marked
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references
1.5 Refractive Index
1.643-1.7031.45-2.62
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.020Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
OpaqueAnthony et al

Triplite and Covellite Optic Character

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

Triplite and Covellite Transparency

Similar to their colors, Triplite and Covellite 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, Triplite is Translucent while Triplite is Translucent in appearance.