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Willemite
Willemite

Andradite Garnet
Andradite Garnet



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Willemite
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Andradite Garnet

Willemite and Andradite Garnet Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous
Adamantine
1.2 Pleochroism
NilArthur Thomas
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Opaque, Transparent to opaque
1.5 Refractive Index
1.687-1.7231.888-1.889
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Isometric
1.8 Birefringence
0.028-0.030Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent to opaque

Willemite and Andradite Garnet Optic Character

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

Willemite and Andradite Garnet Transparency

Similar to their colors, Willemite and Andradite 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, Willemite is Translucent and Transparent while Willemite is Translucent and Transparent in appearance.