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Legrandite
Legrandite

Andesine
Andesine



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Legrandite
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Andesine

Legrandite and Andesine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Colorless
colorless.
1.3 Dispersion
NA0.70
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.702-1.7401.543-1.564
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
monoclinic
Triclinic
1.8 Birefringence
0.0600.007-0.011
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Legrandite and Andesine Optic Character

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

Legrandite and Andesine Transparency

Similar to their colors, Legrandite and Andesine 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, Legrandite is Gems while Legrandite is Gems in appearance.