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Sard
Sard

Datolite
Datolite



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Sard
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Datolite

Sard and Datolite Optical Properties

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1 Optical Properties
1.1 Luster
Waxy
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
NilArthur Thomas
1.3 Dispersion
None0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.535-1.5391.621-1.675
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
monoclinic
1.8 Birefringence
0.008-0.0100.044
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Sard and Datolite Optic Character

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

Sard and Datolite Transparency

Similar to their colors, Sard and Datolite 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, Sard is Translucent while Sard is Translucent in appearance.