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Pollucite
Pollucite

Hemimorphite
Hemimorphite



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Pollucite
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Hemimorphite

Pollucite and Hemimorphite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous, Adamantine, Silky
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
0.010.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Translucent
1.5 Refractive Index
1.517-1.5251.614-1.636
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Orthorhombic
1.8 Birefringence
Not Available0.022
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Pollucite and Hemimorphite Optic Character

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

Pollucite and Hemimorphite Transparency

Similar to their colors, Pollucite 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, Pollucite is Translucent and Transparent while Pollucite is Translucent and Transparent in appearance.