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Aquamarine
Aquamarine

Dumortierite
Dumortierite



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Aquamarine
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Dumortierite

Aquamarine and Dumortierite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Not Available
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
1.3 Dispersion
0.01None
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to translucent
Translucent, Translucent to opaque
1.5 Refractive Index
1.570-1.5921.669-1.723
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Orthorhombic
1.8 Birefringence
0.005-0.0090.011-0.037
Achroite
0 0.296
1.9 Clarity
Transparent to translucent
Translucent

Aquamarine and Dumortierite Optic Character

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

Aquamarine and Dumortierite Transparency

Similar to their colors, Aquamarine and Dumortierite 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, Aquamarine is Translucent, Transparent and Transparent to translucent while Aquamarine is Translucent, Transparent and Transparent to translucent in appearance.