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Hemimorphite
Hemimorphite

Powellite
Powellite



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Hemimorphite
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Powellite

Hemimorphite and Powellite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Silky
Greasy, Subadamantine
1.2 Pleochroism
AbsentWalter Schumann
In deeply colored specimens: blue greenAnthony et al
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent
1.5 Refractive Index
1.614-1.6361.974-1.984
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.022Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Hemimorphite and Powellite Optic Character

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

Hemimorphite and Powellite Transparency

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