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Sellaite
Sellaite

Linarite
Linarite



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Sellaite
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Linarite

Sellaite and Linarite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Sub-Adamantine, Vitreous
1.2 Pleochroism
Not Available
X = pale blue; Y = blue; Z = Prussian blue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.378-1.3901.809-1.859
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
monoclinic
1.8 Birefringence
0.0120.050
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Sellaite and Linarite Optic Character

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

Sellaite and Linarite Transparency

Similar to their colors, Sellaite and Linarite 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, Sellaite is Transparent while Sellaite is Transparent in appearance.