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Sanidine
Sanidine

Pyrite
Pyrite



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Sanidine
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Pyrite

Sanidine and Pyrite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
WeakMichael O’Donoghue
Not Available
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
1.518-1.536Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Isometric
1.8 Birefringence
0.005-0.008Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli

Sanidine and Pyrite Optic Character

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

Sanidine and Pyrite Transparency

Similar to their colors, Sanidine and Pyrite 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, Sanidine is Transparent while Sanidine is Transparent in appearance.