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Pleonaste
Pleonaste

Hemimorphite
Hemimorphite



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Pleonaste
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Hemimorphite

Pleonaste and Hemimorphite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Adamantine, Silky
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Transparent, Translucent
1.5 Refractive Index
1.7801.614-1.636
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.022
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004)
Transparent

Pleonaste and Hemimorphite Optic Character

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

Pleonaste and Hemimorphite Transparency

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