Chrysoprase and Precious Opal Optical Properties

Chrysoprase

Precious Opal

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous, Vitreous, Waxy

Not Available

1.2 Pleochroism

AbsentWalter Schumann

1.3 Dispersion

Albite Optical ..

⊕

▶

▼

None

Rank: N/A (Overall)▶

None

Rank: N/A (Overall)▶

▲

Fluorite Optical Properties

⊕

▶

0.044 (Anglesite Opt..)

◀ ▶ ADD ⊕

1.4 Transparency

Translucent, Translucent, Opaque, Translucent to nearly opaque

Transparent, Translucent

1.5 Refractive Index

1.530-1.543

1.370-1.470

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Not Available

1.8 Birefringence

0.004

Not Available

1.9 Clarity

Translucent

Transparent

Chrysoprase and Precious Opal Optic Character

Chrysoprase and Precious Opal optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrysoprase and Precious Opal 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 Chrysoprase and Precious Opal 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 Gems for Taurus » More

Chrysoprase Vs Rhodolite

Chrysoprase Vs Rose Quartz

Chrysoprase Vs Quartz

» More

More Compare Gems for Taurus

Chrysoprase and Precious Opal Transparency

Similar to their colors, Chrysoprase and Precious Opal 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, Chrysoprase is Opaque, Translucent, Translucent and Translucent to nearly opaque while Chrysoprase is Opaque, Translucent, Translucent and Translucent to nearly opaque in appearance.