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Euclase
Euclase

Rutile
Rutile



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Euclase
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Rutile

Euclase and Rutile Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Adamantine
1.2 Pleochroism
Weak: colorless-(greenish) yellow
Weak to distinct brownish red-green-yellow
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent
1.5 Refractive Index
1.650-1.6772.609-2.903
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
tetragonal
1.8 Birefringence
0.019-0.0250.296
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Euclase and Rutile Optic Character

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

Euclase and Rutile Transparency

Similar to their colors, Euclase 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, Euclase is Gemmological Tables (2004) More from other references while Euclase is Gemmological Tables (2004) More from other references in appearance.