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Pumpellyite
Pumpellyite

Aquamarine
Aquamarine



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Pumpellyite
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Aquamarine

Pumpellyite and Aquamarine Optical Properties

1 Optical Properties
1.1 Luster
Fibrous
Vitreous
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.674-1.7641.570-1.592
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.014-0.0160.005-0.009
Achroite
0 0.296
1.9 Clarity
OpaqueUlrich Henn and Claudio C. Milisenda
Transparent to translucent

Pumpellyite and Aquamarine Optic Character

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

Pumpellyite and Aquamarine Transparency

Similar to their colors, Pumpellyite and Aquamarine 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, Pumpellyite is Gemmological Tables (2004) while Pumpellyite is Gemmological Tables (2004) in appearance.