×

Prase Opal
Prase Opal

Variscite
Variscite



ADD
Compare
X
Prase Opal
X
Variscite

Prase Opal and Variscite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Waxy
1.2 Pleochroism
Not Available
MissingWalter Schumann
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent, Opaque . May be translucent when backlit on the edges.
1.5 Refractive Index
1.370-1.4701.560-1.594
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.031
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Prase Opal and Variscite Optic Character

Prase Opal and Variscite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Prase Opal and Variscite 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 Prase Opal and Variscite 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.

Prase Opal and Variscite Transparency

Similar to their colors, Prase Opal and Variscite 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, Prase Opal is Translucent and Transparent while Prase Opal is Translucent and Transparent in appearance.