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Scheelite
Scheelite

Coral
Coral



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Scheelite
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Coral

Scheelite and Coral Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Adamantine
Not Available
1.2 Pleochroism
Definite dichoric in yellow (yellow to orange-brown)
AbsentWalter Schumann
1.3 Dispersion
0.04None
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Transparent
Translucent
1.5 Refractive Index
1.918-1.9361.486-1.658
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Trigonal
1.8 Birefringence
0.0160.160-0.172
Achroite
0 0.296
1.9 Clarity
Translucent
Translucent

Scheelite and Coral Optic Character

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

Similar to their colors, Scheelite and Coral 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.