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Vesuvianite
Vesuvianite

Apophyllite
Apophyllite



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Vesuvianite
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Apophyllite

Vesuvianite and Apophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous
Vitreous, Pearly
1.2 Pleochroism
slight in colored varieties
Dichroic (colorless)
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
1.703-1.7521.530-1.543
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Uniaxial/-
1.7 Crystal System
tetragonal
tetragonal
1.8 Birefringence
0.004-0.0060.000-0.003
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Vesuvianite and Apophyllite Optic Character

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

Vesuvianite and Apophyllite Transparency

Similar to their colors, Vesuvianite and Apophyllite 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 is Not Available while Vesuvianite is Not Available in appearance.