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Franklinite
Franklinite

Albite
Albite



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Franklinite
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Albite

Franklinite and Albite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly
1.2 Pleochroism
Not Available
colorless.
1.3 Dispersion
NA1.00
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
Not Available1.525-1.542
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Triclinic
1.8 Birefringence
Not Available0.008-0.011
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Franklinite and Albite Optic Character

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

Franklinite and Albite Transparency

Similar to their colors, Franklinite and Albite 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, Franklinite is Translucent while Franklinite is Translucent in appearance.