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Abalone
Abalone

Villiaumite
Villiaumite



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Villiaumite

Abalone and Villiaumite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Yellow to pink/deep carmineMichael O’Donoghue
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
Not Available
1.328-1.332
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available
Not Available
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Abalone and Villiaumite Optic Character

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

Similar to their colors, Abalone and Villiaumite 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.

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