Chabazite and Dumortierite Optical Properties

Chabazite

Dumortierite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

NilArthur Thomas

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Transparent

Translucent, Translucent to opaque

1.5 Refractive Index

1.478-1.4901.669-1.723

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Orthorhombic

1.8 Birefringence

0.005-0.0080.011-0.037

0 0.296

1.9 Clarity

Transparent

Translucent

Chabazite and Dumortierite Optic Character

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

Similar to their colors, Chabazite and Dumortierite 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, Chabazite is Transparent while Chabazite is Transparent in appearance.