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Rutile
Rutile

Boulder Opal
Boulder Opal



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Rutile
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Boulder Opal

Rutile and Boulder Opal Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Not Available
1.2 Pleochroism
Weak to distinct brownish red-green-yellow
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent
Transparent, Translucent
1.5 Refractive Index
2.609-2.903
1.370-1.470
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Not Available
1.8 Birefringence
0.296
Not Available
1.9 Clarity
Transparent
Transparent

Rutile and Boulder Opal Optic Character

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

Similar to their colors, Rutile and Boulder Opal 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.