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Calcite Satin Spar
Calcite Satin Spar

Sugilite
Sugilite



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Calcite Satin Spar
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Sugilite

Calcite Satin Spar and Sugilite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Not Available
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent
1.5 Refractive Index
1.486-1.6581.607-1.612
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.1720.003
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Calcite Satin Spar and Sugilite Optic Character

Calcite Satin Spar and Sugilite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Calcite Satin Spar and Sugilite 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 Calcite Satin Spar and Sugilite 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.

Calcite Satin Spar and Sugilite Transparency

Similar to their colors, Calcite Satin Spar and Sugilite 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, Calcite Satin Spar is Translucent and Transparent while Calcite Satin Spar is Translucent and Transparent in appearance.