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Rutile
Rutile

Poldervaartite
Poldervaartite



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Rutile
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Poldervaartite

Rutile and Poldervaartite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Vitreous
1.2 Pleochroism
Weak to distinct brownish red-green-yellow
Weak: colorless light gray bluish grayAnthony et al
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent
1.5 Refractive Index
2.609-2.9031.634-1.656
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Not Available
1.8 Birefringence
0.296Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Rutile and Poldervaartite Optic Character

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

Rutile and Poldervaartite Transparency

Similar to their colors, Rutile and Poldervaartite 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, Rutile is Translucent and Transparent while Rutile is Translucent and Transparent in appearance.