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Hardystonite
Hardystonite

Chrysocolla
Chrysocolla



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Hardystonite
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Chrysocolla

Hardystonite and Chrysocolla Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous, Greasy
Vitreous, Greasy
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Handbook of mineralogy (2001)
Opaque
1.5 Refractive Index
1.6721.460-1.570
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
monoclinic
1.8 Birefringence
Not Available0.023-0.050
Achroite
0 0.296
1.9 Clarity
Handbook of mineralogy (2001)
Gemmological Tables (2004) More from other references

Hardystonite and Chrysocolla Optic Character

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

Hardystonite and Chrysocolla Transparency

Similar to their colors, Hardystonite 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, Hardystonite is Handbook of mineralogy (2001) while Hardystonite is Handbook of mineralogy (2001) in appearance.