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Coral
Coral

Pectolite
Pectolite



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Coral
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Pectolite

Coral and Pectolite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Silky
1.2 Pleochroism
AbsentWalter Schumann
NilArthur Thomas
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.486-1.6581.595-1.645
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Triclinic
1.8 Birefringence
0.160-0.1720.028-0.038
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Coral and Pectolite Optic Character

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

Coral and Pectolite Transparency

Similar to their colors, Coral 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, Coral is Translucent while Coral is Translucent in appearance.