Home
×

Cassiterite
Cassiterite

Crocoite
Crocoite



ADD
Compare
X
Cassiterite
X
Crocoite

Cassiterite and Crocoite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine, Greasy
Adamantine
1.2 Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Distinctly trichroic
1.3 Dispersion
Albite Optical ..
0.07
Rank: 6 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent
Transparent
1.5 Refractive Index
1.990-2.105
2.31-2.66
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
1.8 Birefringence
0.096-0.098
Not Available
1.9 Clarity
Transparent
Transparent

Cassiterite and Crocoite Optic Character

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

Similar to their colors, Cassiterite and Crocoite 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.