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Aventurine feldspar
Aventurine feldspar

Willemite
Willemite



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Aventurine feldspar
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Willemite

Aventurine feldspar and Willemite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Resinous
1.2 Pleochroism
Not Available
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
Not Available1.687-1.723
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
Not Available0.028-0.030
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Aventurine feldspar and Willemite Optic Character

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

Similar to their colors, Aventurine feldspar and Willemite 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.