Esperite and Coral Optical Properties

Esperite

Coral

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

colorless.

AbsentWalter Schumann

1.3 Dispersion

Albite Optical ..

⊕

▶

▼

Not Available

Rank: N/A (Overall)▶

None

Rank: N/A (Overall)▶

▲

Fluorite Optical Properties

⊕

▶

0.044 (Anglesite Opt..)

◀ ▶ ADD ⊕

1.4 Transparency

OpaqueAnthony et al, Opaque, Transparent

Translucent

1.5 Refractive Index

1.760-1.774

1.486-1.658

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Trigonal

1.8 Birefringence

0.012

0.160-0.172

1.9 Clarity

OpaqueAnthony et al

Translucent

Esperite and Coral Optic Character

Esperite and Coral optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Esperite and Coral 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 Esperite and Coral 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 White Gemstones

Esperite Vs Hackmanite

Esperite Vs Hardystonite

Esperite Vs Hydrogrossular

Esperite and Coral Transparency

Similar to their colors, Esperite and Coral 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, Esperite is Opaque, OpaqueAnthony et al and Transparent while Esperite is Opaque, OpaqueAnthony et al and Transparent in appearance.