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Pyrope Spessartine
Pyrope Spessartine

Amazonite
Amazonite



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Pyrope Spessartine
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Amazonite

Pyrope Spessartine and Amazonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
WeakMichael O’Donoghue
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent, Translucent to opaque
1.5 Refractive Index
1.730-1.8201.522-1.530
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Triclinic
1.8 Birefringence
0.0270.008-0.010
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Pyrope Spessartine and Amazonite Optic Character

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

Pyrope Spessartine and Amazonite Transparency

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