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Pyrope Spessartine
Pyrope Spessartine

Topaz
Topaz



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Pyrope Spessartine
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Topaz

Pyrope Spessartine and Topaz Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Weak
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.730-1.8201.606-1.644
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.0270.008-0.011
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda

Pyrope Spessartine and Topaz Optic Character

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

Similar to their colors, Pyrope Spessartine and Topaz 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.