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Variscite
Variscite

Feldspar
Feldspar



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Variscite
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Feldspar

Variscite and Feldspar Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Waxy
Vitreous
1.2 Pleochroism
MissingWalter Schumann
None
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Opaque . May be translucent when backlit on the edges.
Transparent, Translucent
1.5 Refractive Index
1.560-1.5941.518-1.570
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Triclinic or monoclinic
1.8 Birefringence
0.0310.008-0.010
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Variscite and Feldspar Optic Character

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

Variscite and Feldspar Transparency

Similar to their colors, Variscite and Feldspar 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, Variscite is Opaque . May be translucent when backlit on the edges. and Translucent while Variscite is Opaque . May be translucent when backlit on the edges. and Translucent in appearance.