×

Hodgkinsonite
Hodgkinsonite

Thulite
Thulite



ADD
Compare
X
Hodgkinsonite
X
Thulite

Hodgkinsonite and Thulite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Lavender and pale purple for transparent pink stones.Michael O’Donoghue
Present
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
1.5 Refractive Index
1.720-1.7461.695
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.0260.006-0.018
Achroite
0 0.296
1.9 Clarity
Gems
OpaqueHerve Nicolas Lazzarelli

Hodgkinsonite and Thulite Optic Character

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

Hodgkinsonite and Thulite Transparency

Similar to their colors, Hodgkinsonite and Thulite 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, Hodgkinsonite is Gems while Hodgkinsonite is Gems in appearance.