×

Ekanite
Ekanite

Covellite
Covellite



ADD
Compare
X
Ekanite
X
Covellite

Ekanite and Covellite Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Vitreous
Resinous
1.2 Pleochroism
Not Available
Marked
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references
1.5 Refractive Index
1.593-1.5961.45-2.62
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Hexagonal
1.8 Birefringence
0.001Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
OpaqueAnthony et al

Ekanite and Covellite Optic Character

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

Ekanite and Covellite Transparency

Similar to their colors, Ekanite 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, Ekanite is Transparent while Ekanite is Transparent in appearance.