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Feldspar
Feldspar

Turquoise
Turquoise



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Feldspar
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Turquoise

Feldspar and Turquoise Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Waxy
1.2 Pleochroism
None
Weak
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent
Translucent, Opaque
1.5 Refractive Index
1.518-1.570
1.610-1.650
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic or monoclinic
Triclinic
1.8 Birefringence
0.008-0.010
0.040
1.9 Clarity
Transparent
Translucent

Feldspar and Turquoise Optic Character

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

Feldspar and Turquoise Transparency

Similar to their colors, Feldspar and Turquoise 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, Feldspar is Translucent and Transparent while Feldspar is Translucent and Transparent in appearance.