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Blue John
Blue John

Serpentine
Serpentine



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Blue John
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Serpentine

Blue John and Serpentine Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Greasy, Silky
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Translucent
1.5 Refractive Index
1.432-1.4361.560-1.571
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
monoclinic
1.8 Birefringence
Not Available0.008-0.014
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Blue John and Serpentine Optic Character

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

Blue John and Serpentine Transparency

Similar to their colors, Blue John and Serpentine 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, Blue John is Transparent while Blue John is Transparent in appearance.