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Aventurine feldspar
Aventurine feldspar

Rock Crystal
Rock Crystal



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Aventurine feldspar
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Rock Crystal

Aventurine feldspar and Rock Crystal Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
1.5 Refractive Index
Not Available1.544-1.553
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.009
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentWalter Schumann

Aventurine feldspar and Rock Crystal Optic Character

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

Similar to their colors, Aventurine feldspar and Rock Crystal 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.