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Inderite
Inderite

Amethyst
Amethyst



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Inderite
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Amethyst

Inderite and Amethyst Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Pearly, Greasy
Vitreous
1.2 Pleochroism
Not Available
None
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
0.01
Rank: 27 (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004)
Transparent, Transparent to translucent
1.5 Refractive Index
1.488-1.505
1.544-1.553
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Trigonal
1.8 Birefringence
0.017
0.009
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Inderite and Amethyst Optic Character

Inderite and Amethyst optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Inderite and Amethyst 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 Inderite and Amethyst 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. Inderite has Biaxial/+ character.

Inderite and Amethyst Transparency

Similar to their colors, Inderite and Amethyst 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, Inderite is Gemmological Tables (2004) while Inderite is Gemmological Tables (2004) in appearance.

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