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Pyrope Almandine
Pyrope Almandine

Titanite Sphene
Titanite Sphene



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Pyrope Almandine
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Titanite Sphene

Pyrope Almandine and Titanite Sphene Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
AbsentWalter Schumann
Green stones strong trichroism: typically colorless greenish yellow brownish to yellow;
1.3 Dispersion
0.020.05
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentGemdat.org, Management Team (2012)
Transparent, Translucent
1.5 Refractive Index
1.73-1.771.843-2.110
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.100-0.192
Achroite
0 0.296
1.9 Clarity
TransparentGemdat.org
Transparent

Pyrope Almandine and Titanite Sphene Optic Character

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

Similar to their colors, Pyrope Almandine and Titanite Sphene 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 Almandine is Management Team (2012) and TransparentGemdat.org while Pyrope Almandine is Management Team (2012) and TransparentGemdat.org in appearance.