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Labradorite
Labradorite

Dumortierite quartz
Dumortierite quartz



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Labradorite
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Dumortierite quartz

Labradorite and Dumortierite quartz Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Not Available
1.2 Pleochroism
From the Congo
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to translucent
Not Available
1.5 Refractive Index
1.554-1.573Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
Not Available
1.8 Birefringence
0.008-0.010Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Labradorite and Dumortierite quartz Optic Character

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

Similar to their colors, Labradorite and Dumortierite quartz 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.