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Vesuvianite Idocrase
Vesuvianite Idocrase

Astrophyllite
Astrophyllite



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Vesuvianite Idocrase
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Astrophyllite

Vesuvianite Idocrase and Astrophyllite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Greasy, Pearly
1.2 Pleochroism
Not Available
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Translucent
1.5 Refractive Index
1.700-1.7251.678-1.758
Agate Opal
1 3.25
1.6 Optic Character
Uniaxial/-
Not Available
1.7 Crystal System
Not Available
Triclinic
1.8 Birefringence
0.002-0.0120.050
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Vesuvianite Idocrase and Astrophyllite Optic Character

Vesuvianite Idocrase and Astrophyllite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Vesuvianite Idocrase and Astrophyllite 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 Vesuvianite Idocrase and Astrophyllite 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. Vesuvianite Idocrase has Uniaxial/- character.

Vesuvianite Idocrase and Astrophyllite Transparency

Similar to their colors, Vesuvianite Idocrase and Astrophyllite 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, Vesuvianite Idocrase is Transparent while Vesuvianite Idocrase is Transparent in appearance.