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Apophyllite
Apophyllite

Lepidocrocite
Lepidocrocite



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Apophyllite
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Lepidocrocite

Apophyllite and Lepidocrocite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

Dichroic (colorless)
Strong; X = colorless to yellow; Y = orange

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.530-1.5431.940
1 3.25
👆🏻

Optic Character

Uniaxial/-
-

Crystal System

tetragonal
Orthorhombic

Birefringence

0.000-0.003-9999
0 0.296
👆🏻

Clarity

Transparent
-

Apophyllite and Lepidocrocite Optic Character

Apophyllite and Lepidocrocite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Apophyllite and Lepidocrocite 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 Apophyllite and Lepidocrocite 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. Apophyllite has Uniaxial/- character.

Apophyllite and Lepidocrocite Transparency

Similar to their colors, Apophyllite and Lepidocrocite 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, Apophyllite is Transparent and Translucent while Apophyllite is Transparent and Translucent in appearance.