Milk Opal and Yttrium Aluminium Garnet Optical Properties

Milk Opal

Yttrium Aluminium Garnet

Add ⊕

1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

Gemmological Tables (2004)

1.5 Refractive Index

1.37-1.521.833

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Not Available

TransparentUlrich Henn and Claudio C. Milisenda

Milk Opal and Yttrium Aluminium Garnet Optic Character

Milk Opal and Yttrium Aluminium Garnet optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Milk Opal and Yttrium Aluminium Garnet 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 Milk Opal and Yttrium Aluminium Garnet 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

Milk Opal Vs Nepheline

Milk Opal Vs Nosean

Milk Opal Vs Natrolite

Milk Opal and Yttrium Aluminium Garnet Transparency

Similar to their colors, Milk Opal and Yttrium Aluminium Garnet 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, Milk Opal is Translucent while Milk Opal is Translucent in appearance.