Pleonaste and Satin Spar Optical Properties

Pleonaste

Satin Spar

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1 Optical Properties

1.1 Luster

Not Available

Silky

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Gemmological Tables (2004)

Not Available

1.5 Refractive Index

1.780Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Gemmological Tables (2004)

Not Available

Pleonaste and Satin Spar Optic Character

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

Similar to their colors, Pleonaste and Satin Spar 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, Pleonaste is Gemmological Tables (2004) while Pleonaste is Gemmological Tables (2004) in appearance.