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Amazonite
Amazonite

Rosasite
Rosasite



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Amazonite
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Rosasite

Amazonite and Rosasite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Silky, Vitreous
1.2 Pleochroism
WeakMichael O’Donoghue
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Translucent, Translucent to opaque
Not Available
1.5 Refractive Index
1.522-1.530
1.672-1.688
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
monoclinic
1.8 Birefringence
0.008-0.010
0.139-0.143
1.9 Clarity
Translucent
Not Available

Amazonite and Rosasite Optic Character

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

Amazonite and Rosasite Transparency

Similar to their colors, Amazonite and Rosasite 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, Amazonite is Translucent and Translucent to opaque while Amazonite is Translucent and Translucent to opaque in appearance.

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