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Adularia
Adularia

Austinite
Austinite



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Adularia and Austinite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Subadamantine, Silky, Fibrous
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
TransparentArthur Thomas, Gemstones (2009)
Not Available
1.5 Refractive Index
1.518-1.536
1.759
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.005-0.008
0.024
1.9 Clarity
TransparentArthur Thomas
Not Available

Adularia and Austinite Optic Character

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

Adularia and Austinite Transparency

Similar to their colors, Adularia and Austinite 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, Adularia is Gemstones (2009) and TransparentArthur Thomas while Adularia is Gemstones (2009) and TransparentArthur Thomas in appearance.

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