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Thulite
Thulite

Super Seven Crystals
Super Seven Crystals



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Thulite
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Super Seven Crystals

Thulite and Super Seven Crystals Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly, Silky
1.2 Pleochroism
Present
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
Transparent, Translucent, Opaque
1.5 Refractive Index
1.6951.519-1.521
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.006-0.0180.0090-0.0100
Achroite
0 0.296
1.9 Clarity
OpaqueHerve Nicolas Lazzarelli
Not Available

Thulite and Super Seven Crystals Optic Character

Thulite and Super Seven Crystals optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Thulite and Super Seven Crystals 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 Thulite and Super Seven Crystals 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.

Thulite and Super Seven Crystals Transparency

Similar to their colors, Thulite and Super Seven Crystals 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, Thulite is Opaque, Opaque . May be translucent in thin backlit sections. and Translucent while Thulite is Opaque, Opaque . May be translucent in thin backlit sections. and Translucent in appearance.