Catapleiite and Baryte Barite Optical Properties

Catapleiite

Baryte Barite

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

NilArthur Thomas

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)

Transparent, Translucent

1.5 Refractive Index

1.590-1.6291.634-1.648

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)

Not Available

1.8 Birefringence

0.0390.010-0.018

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Catapleiite and Baryte Barite Optic Character

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

Similar to their colors, Catapleiite and Baryte Barite 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, Catapleiite is TransparentUlrich Henn and Claudio C. Milisenda and Gemmological Tables (2004) while Catapleiite is TransparentUlrich Henn and Claudio C. Milisenda and Gemmological Tables (2004) in appearance.