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Pumpellyite
Pumpellyite

Zircon
Zircon



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Pumpellyite
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Zircon

Pumpellyite and Zircon Optical Properties

1 Optical Properties
1.1 Luster
Fibrous
Adamantine
1.2 Pleochroism
Not Available
Weak
1.3 Dispersion
NA0.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Transparent
1.5 Refractive Index
1.674-1.7641.810-2.024
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
tetragonal
1.8 Birefringence
0.014-0.0160.047-0.055
Achroite
0 0.296
1.9 Clarity
OpaqueUlrich Henn and Claudio C. Milisenda
Transparent

Pumpellyite and Zircon Optic Character

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

Similar to their colors, Pumpellyite and Zircon 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.