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Hodgkinsonite
Hodgkinsonite

Pleonaste
Pleonaste



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Hodgkinsonite
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Pleonaste

Hodgkinsonite and Pleonaste Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Lavender and pale purple for transparent pink stones.Michael O’Donoghue
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Gemmological Tables (2004)
1.5 Refractive Index
1.720-1.7461.780
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.026Not Available
Achroite
0 0.296
1.9 Clarity
Gems
Gemmological Tables (2004)

Hodgkinsonite and Pleonaste Optic Character

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

Similar to their colors, Hodgkinsonite and Pleonaste 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.