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Neptunite
Neptunite

dendritic agate
dendritic agate



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Neptunite
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dendritic agate

Neptunite and dendritic agate Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
x=yellow-orange
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
TranslucentWalter Schumann, Gemstones of the world (2001)
1.5 Refractive Index
1.692-1.734Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.0294-0.0452Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
TranslucentWalter Schumann

Neptunite and dendritic agate Optic Character

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

Neptunite and dendritic agate Transparency

Similar to their colors, Neptunite and dendritic agate 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, Neptunite is Translucent while Neptunite is Translucent in appearance.