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Pyrope Almandine
Pyrope Almandine

Peridot
Peridot



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Pyrope Almandine
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Peridot

Pyrope Almandine and Peridot Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Greasy
1.2 Pleochroism
AbsentWalter Schumann
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
1.3 Dispersion
0.020.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentGemdat.org, Management Team (2012)
Transparent
1.5 Refractive Index
1.73-1.771.64-1.69
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.036
Achroite
0 0.296
1.9 Clarity
TransparentGemdat.org
Transparent

Pyrope Almandine and Peridot Optic Character

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

Similar to their colors, Pyrope Almandine and Peridot 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.