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Crocoite and Pectolite Optical Properties


Pectolite and Crocoite Optical Properties


Optical Properties

Luster
Adamantine   
Silky   

Pleochroism
Distinctly trichroic   
NilArthur Thomas   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Transparent   

Refractive Index
2.31-2.66   
1.595-1.645   

Optic Character
Not Available   
Not Available   

Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n   
Triclinic   

Birefringence
Not Available   
0.028-0.038   

Clarity
Transparent   
Transparent   

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Crocoite and Pectolite Optic Character

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

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Crocoite and Pectolite Transparency

Similar to their colors, Crocoite and Pectolite 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, Crocoite is Transparent while Crocoite is Transparent in appearance.

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