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Adularia
Adularia

Chrysocolla
Chrysocolla



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Adularia
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Chrysocolla

Adularia and Chrysocolla Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Greasy
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentArthur Thomas, Gemstones (2009)
Opaque
1.5 Refractive Index
1.518-1.5361.460-1.570
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
monoclinic
1.8 Birefringence
0.005-0.0080.023-0.050
Achroite
0 0.296
1.9 Clarity
TransparentArthur Thomas
Gemmological Tables (2004) More from other references

Adularia and Chrysocolla Optic Character

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

Adularia and Chrysocolla Transparency

Similar to their colors, Adularia and Chrysocolla 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, Adularia is Gemstones (2009) and TransparentArthur Thomas while Adularia is Gemstones (2009) and TransparentArthur Thomas in appearance.