Fire Agate and Pearl Optical Properties

Fire Agate

Pearl

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1 Optical Properties

1.1 Luster

Waxy, Vitreous, Greasy, Silky

Pearly

1.2 Pleochroism

AbsentWalter Schumann

1.3 Dispersion

NoneNone

0.007 1

1.4 Transparency

Translucent

Translucent, Opaque

1.5 Refractive Index

1.530-1.5431.52-1.66

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Orthorhombic

1.8 Birefringence

0.003-0.0090.156

0 0.296

1.9 Clarity

Translucent

Fire Agate and Pearl Optic Character

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

Similar to their colors, Fire Agate and Pearl 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, Fire Agate is Translucent while Fire Agate is Translucent in appearance.