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Pargasite
Pargasite

Hessonite Garnet
Hessonite Garnet



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Pargasite
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Hessonite Garnet

Pargasite and Hessonite Garnet Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Not Available
1.5 Refractive Index
1.613-1.6631.72-1.75
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Isometric
1.8 Birefringence
0.020Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Color grading system

Pargasite and Hessonite Garnet Optic Character

Pargasite and Hessonite Garnet optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pargasite and Hessonite Garnet 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 Pargasite and Hessonite Garnet 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.

Pargasite and Hessonite Garnet Transparency

Similar to their colors, Pargasite and Hessonite Garnet 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, Pargasite is Transparent while Pargasite is Transparent in appearance.