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Moldavite
Moldavite

Fayalite
Fayalite



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Moldavite
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Fayalite

Moldavite and Fayalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Resinous
1.2 Pleochroism
Absent
Faint
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
TransparentAnthony et al, Handbook of mineralogy (2001)
1.5 Refractive Index
1.48-1.541.827-1.879
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Amorphous
Orthorhombic
1.8 Birefringence
Not Available0.042-0.051
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentAnthony et al

Moldavite and Fayalite Optic Character

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

Moldavite and Fayalite Transparency

Similar to their colors, Moldavite and Fayalite 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.