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Powellite
Powellite

Rutile
Rutile



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Powellite
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Rutile

Powellite and Rutile Optical Properties

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1 Optical Properties
1.1 Luster
Greasy, Subadamantine
Adamantine
1.2 Pleochroism
In deeply colored specimens: blue greenAnthony et al
Weak to distinct brownish red-green-yellow
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
1.974-1.9842.609-2.903
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
tetragonal
1.8 Birefringence
Not Available0.296
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Powellite and Rutile Optic Character

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

Powellite and Rutile Transparency

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