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Moldavite
Moldavite

Herderite
Herderite



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Moldavite
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Herderite

Moldavite and Herderite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Absent
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent
1.5 Refractive Index
1.48-1.541.587-1.642
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Amorphous
monoclinic
1.8 Birefringence
Not Available0.028-0.032
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Moldavite and Herderite Optic Character

Moldavite and Herderite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Moldavite and Herderite 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 Moldavite and Herderite 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. Herderite has Biaxial/+ character.

Moldavite and Herderite Transparency

Similar to their colors, Moldavite and Herderite 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, Moldavite is Translucent and Transparent while Moldavite is Translucent and Transparent in appearance.