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Legrandite
Legrandite

Anthophyllite
Anthophyllite



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Legrandite
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Anthophyllite

Legrandite and Anthophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
Colorless
When Fe-rich
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Transparent
1.5 Refractive Index
1.702-1.7401.603-1.690
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
monoclinic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
1.8 Birefringence
0.060Not Available
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Legrandite and Anthophyllite Optic Character

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

Legrandite and Anthophyllite Transparency

Similar to their colors, Legrandite and Anthophyllite 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.