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Pyrope Spessartine
Pyrope Spessartine

Amethyst
Amethyst



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Pyrope Spessartine
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Amethyst

Pyrope Spessartine and Amethyst Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
None
1.3 Dispersion
Albite Optical ..
0.02
Rank: 16 (Overall)
0.01
Rank: 27 (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Transparent to translucent
1.5 Refractive Index
1.730-1.820
1.544-1.553
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.027
0.009
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Pyrope Spessartine and Amethyst Optic Character

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

Similar to their colors, Pyrope Spessartine and Amethyst 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.

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