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Chrysocolla
Chrysocolla

Apophyllite
Apophyllite



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Chrysocolla
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Apophyllite

Chrysocolla and Apophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous, Pearly
1.2 Pleochroism
AbsentWalter Schumann
Dichroic (colorless)
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Transparent, Translucent
1.5 Refractive Index
1.460-1.5701.530-1.543
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Uniaxial/-
1.7 Crystal System
monoclinic
tetragonal
1.8 Birefringence
0.023-0.0500.000-0.003
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Transparent

Chrysocolla and Apophyllite Optic Character

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

Chrysocolla and Apophyllite Transparency

Similar to their colors, Chrysocolla 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, Chrysocolla is Opaque while Chrysocolla is Opaque in appearance.