×

Powellite
Powellite

Garnet
Garnet



ADD
Compare
X
Powellite
X
Garnet

Powellite and Garnet Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Greasy, Subadamantine
Vitreous, Adamantine, Vitreous, Adamantine
1.2 Pleochroism
In deeply colored specimens: blue greenAnthony et al
None
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Transparent to translucent
1.5 Refractive Index
1.974-1.9841.730-1.895
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Powellite and Garnet Optic Character

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

Powellite and Garnet Transparency

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