Baddeleyite and Chrysoprase Optical Properties

Baddeleyite

Chrysoprase

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1 Optical Properties

1.1 Luster

Adamantine

Vitreous, Vitreous, Waxy

1.2 Pleochroism

DistinctArthur Thomas

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Transparent

Translucent, Translucent, Opaque, Translucent to nearly opaque

1.5 Refractive Index

2.13-2.201.530-1.543

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c

Trigonal

1.8 Birefringence

0.070.004

0 0.296

1.9 Clarity

Transparent

Translucent

Baddeleyite and Chrysoprase Optic Character

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

Similar to their colors, Baddeleyite and Chrysoprase 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, Baddeleyite is Transparent while Baddeleyite is Transparent in appearance.