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Holmquistite
Holmquistite

Ekanite
Ekanite



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Holmquistite
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Ekanite

Holmquistite and Ekanite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Strong in shades of violet when dark-colored.Anthony et al
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.622-1.6661.593-1.596
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
1.8 Birefringence
Not Available0.001
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Holmquistite and Ekanite Optic Character

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

Holmquistite and Ekanite Transparency

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