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Chrysocolla
Chrysocolla

Brookite
Brookite



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Chrysocolla
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Brookite

Chrysocolla and Brookite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Adamantine
1.2 Pleochroism
AbsentWalter Schumann
Very weak
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.460-1.5702.583-2.741
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.023-0.0500.117
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Gemmological Tables (2004) More from other references

Chrysocolla and Brookite Optic Character

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

Chrysocolla and Brookite Transparency

Similar to their colors, Chrysocolla and Brookite 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.