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Pectolite
Pectolite

Marialite
Marialite



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Pectolite
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Marialite

Pectolite and Marialite Optical Properties

Optical Properties

Luster

Silky
Vitreous, Pearly, Resinous

Pleochroism

-
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent

Refractive Index

1.595-1.6451.540-1.550
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
tetragonal

Birefringence

0.028-0.0380.004-0.008
0 0.296
👆🏻

Clarity

Transparent
Transparent

Pectolite and Marialite Optic Character

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

Pectolite and Marialite Transparency

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