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Abalone
Abalone

Andalusite
Andalusite



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Abalone
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Andalusite

Abalone and Andalusite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Greasy
1.2 Pleochroism
Not Available
strongly trichroic
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
Not Available1.627-1.650
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.009-0.010
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Abalone and Andalusite Optic Character

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

Abalone and Andalusite Transparency

Similar to their colors, Abalone and Andalusite 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, Abalone is Not Available while Abalone is Not Available in appearance.