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Vesuvianite Idocrase
Vesuvianite Idocrase

Anthophyllite
Anthophyllite



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Vesuvianite Idocrase
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Anthophyllite

Vesuvianite Idocrase and Anthophyllite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly
1.2 Pleochroism
Not Available
When Fe-rich
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.700-1.7251.603-1.690
Agate Opal
1 3.25
1.6 Optic Character
Uniaxial/-
Biaxial/+
1.7 Crystal System
Not Available
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
1.8 Birefringence
0.002-0.012Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Vesuvianite Idocrase and Anthophyllite Optic Character

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

Vesuvianite Idocrase and Anthophyllite Transparency

Similar to their colors, Vesuvianite Idocrase 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, Vesuvianite Idocrase is Transparent while Vesuvianite Idocrase is Transparent in appearance.