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Anhydrite
Anhydrite

Larimar
Larimar



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Anhydrite
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Larimar

Anhydrite and Larimar Optical Properties

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1 Optical Properties
1.1 Luster
Pearly, Greasy
Not Available
1.2 Pleochroism
For violet varieties
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004)
1.5 Refractive Index
1.570-1.6141.595-1.645
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.042-0.0440.032-0.038
Achroite
0 0.296
1.9 Clarity
Transparent
Gemmological Tables (2004)

Anhydrite and Larimar Optic Character

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

Anhydrite and Larimar Transparency

Similar to their colors, Anhydrite and Larimar 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, Anhydrite is Transparent while Anhydrite is Transparent in appearance.