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Augelite
Augelite

Chrysoprase
Chrysoprase



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Chrysoprase

Augelite and Chrysoprase Optical Properties

1 Optical Properties
1.1 Luster
Pearly
Vitreous, Vitreous, Waxy
1.2 Pleochroism
NilArthur Thomas
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent, Translucent, Opaque, Translucent to nearly opaque
1.5 Refractive Index
1.570-1.591
1.530-1.543
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
1.8 Birefringence
0.020-0.021
0.004
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Augelite and Chrysoprase Optic Character

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

Augelite and Chrysoprase Transparency

Similar to their colors, Augelite and Chrysoprase 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, Augelite is Gemmological Tables (2004) More from other references while Augelite is Gemmological Tables (2004) More from other references in appearance.

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