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Cassiterite
Cassiterite

Pyromorphite
Pyromorphite



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Cassiterite
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Pyromorphite

Cassiterite and Pyromorphite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine, Greasy
Resinous, Subadamantine
1.2 Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Weak
1.3 Dispersion
0.07NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent
1.5 Refractive Index
1.990-2.1052.042-2.059
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Hexagonal
1.8 Birefringence
0.096-0.0980.010
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Cassiterite and Pyromorphite Optic Character

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

Similar to their colors, Cassiterite and Pyromorphite 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.