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Cassiterite
Cassiterite

Gadolinium Gallium Garnet
Gadolinium Gallium Garnet



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Cassiterite
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Gadolinium Gallium Garnet

Cassiterite and Gadolinium Gallium Garnet Optical Properties

1 Optical Properties
1.1 Luster
Adamantine, Greasy
Not Available
1.2 Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Not Available
1.3 Dispersion
0.07NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Not Available
1.5 Refractive Index
1.990-2.1051.97-2.03
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Not Available
1.8 Birefringence
0.096-0.098Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Cassiterite and Gadolinium Gallium Garnet Optic Character

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

Cassiterite and Gadolinium Gallium Garnet Transparency

Similar to their colors, Cassiterite and Gadolinium Gallium 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, Cassiterite is Translucent and Transparent while Cassiterite is Translucent and Transparent in appearance.