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Aventurine feldspar
Aventurine feldspar

Sphalerite
Sphalerite



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Aventurine feldspar
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Sphalerite

Aventurine feldspar and Sphalerite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NA0.16
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
Not Available2.368-2.371
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Isometric
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Aventurine feldspar and Sphalerite Optic Character

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

Aventurine feldspar and Sphalerite Transparency

Similar to their colors, Aventurine feldspar and Sphalerite 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, Aventurine feldspar is Not Available while Aventurine feldspar is Not Available in appearance.