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Anthophyllite
Anthophyllite

Chrysoberyl
Chrysoberyl



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Anthophyllite
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Chrysoberyl

Anthophyllite and Chrysoberyl Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
When Fe-rich
X = red; Y = yellow-orange; Z = emerald-green
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
0.02
Rank: 24 (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.603-1.690
1.746-1.763
1.6 Optic Character
Biaxial/+
Biaxial/+
1.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Orthorhombic
1.8 Birefringence
Not Available
0.007-0.013
1.9 Clarity
Transparent
Transparent

Anthophyllite and Chrysoberyl Optic Character

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

Anthophyllite and Chrysoberyl Transparency

Similar to their colors, Anthophyllite and Chrysoberyl 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, Anthophyllite is Transparent while Anthophyllite is Transparent in appearance.

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