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Scheelite
Scheelite

Dioptase
Dioptase



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Scheelite
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Dioptase

Scheelite and Dioptase Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine
Vitreous
1.2 Pleochroism
Definite dichoric in yellow (yellow to orange-brown)
Weak; dark emerald green
1.3 Dispersion
0.040.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Transparent
TranslucentHerve Nicolas Lazzarelli
1.5 Refractive Index
1.918-1.9361.644-1.720
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Trigonal
1.8 Birefringence
0.0160.051-0.053
Achroite
0 0.296
1.9 Clarity
Translucent
TranslucentHerve Nicolas Lazzarelli

Scheelite and Dioptase Optic Character

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

Scheelite and Dioptase Transparency

Similar to their colors, Scheelite and Dioptase 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, Scheelite is Translucent and Transparent while Scheelite is Translucent and Transparent in appearance.