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Labradorite
Labradorite

Natrolite
Natrolite



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Labradorite
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Natrolite

Labradorite and Natrolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Silky, Pearly
1.2 Pleochroism
From the Congo
NilArthur Thomas
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
1.5 Refractive Index
1.554-1.5731.478-1.493
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
Orthorhombic
1.8 Birefringence
0.008-0.0100.012-0.013
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Labradorite and Natrolite Optic Character

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

Labradorite and Natrolite Transparency

Similar to their colors, Labradorite and Natrolite 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, Labradorite is Translucent, Transparent and Transparent to translucent while Labradorite is Translucent, Transparent and Transparent to translucent in appearance.