Caledonite and Tourmaline Bi Color Optical Properties

Caledonite

Tourmaline Bi Color

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Weak

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Not Available

1.5 Refractive Index

1.818-1.9091.61-1.66

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

0.091Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Caledonite and Tourmaline Bi Color Optic Character

Caledonite and Tourmaline Bi Color optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Caledonite and Tourmaline Bi Color 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 Caledonite and Tourmaline Bi Color 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.

Compare Blue Gemstones

Caledonite Vs Coral

Caledonite Vs Chrysocolla

Caledonite Vs Common Opal

Caledonite and Tourmaline Bi Color Transparency

Similar to their colors, Caledonite and Tourmaline Bi Color 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, Caledonite is Transparent while Caledonite is Transparent in appearance.