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Baddeleyite
Baddeleyite

Cassiterite
Cassiterite



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Baddeleyite
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Cassiterite

Baddeleyite and Cassiterite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Adamantine, Greasy
1.2 Pleochroism
DistinctArthur Thomas
Pleochroic haloes have been observed. Dichroic in yellow
1.3 Dispersion
NA0.07
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
2.13-2.201.990-2.105
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c
tetragonal
1.8 Birefringence
0.070.096-0.098
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Baddeleyite and Cassiterite Optic Character

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

Baddeleyite and Cassiterite Transparency

Similar to their colors, Baddeleyite and Cassiterite 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, Baddeleyite is Transparent while Baddeleyite is Transparent in appearance.