Covellite and Chambersite Optical Properties

Covellite

Chambersite

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1 Optical Properties

1.1 Luster

Resinous

Vitreous

1.2 Pleochroism

Marked

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.45-2.621.735-1.745

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Orthorhombic

1.8 Birefringence

Not Available0.012

0 0.296

1.9 Clarity

OpaqueAnthony et al

TransparentUlrich Henn and Claudio C. Milisenda

Covellite and Chambersite Optic Character

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

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Covellite and Chambersite Transparency

Similar to their colors, Covellite and Chambersite 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, Covellite is Handbook of mineralogy (2001) More from other references and OpaqueAnthony et al while Covellite is Handbook of mineralogy (2001) More from other references and OpaqueAnthony et al in appearance.