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Cavansite
Cavansite

Apophyllite
Apophyllite



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Cavansite
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Apophyllite

Cavansite and Apophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Pearly
1.2 Pleochroism
Visible: X=Z= colorless Y= blue
Dichroic (colorless)
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
1.5421.530-1.543
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Uniaxial/-
1.7 Crystal System
Orthorhombic
tetragonal
1.8 Birefringence
0.0090.000-0.003
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Cavansite and Apophyllite Optic Character

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

Cavansite and Apophyllite Transparency

Similar to their colors, Cavansite 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, Cavansite is Not Available while Cavansite is Not Available in appearance.