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Pyrite Marcasite
Pyrite Marcasite

Cavansite
Cavansite



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Pyrite Marcasite
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Cavansite

Pyrite Marcasite and Cavansite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly
1.2 Pleochroism
Not Available
Visible: X=Z= colorless Y= blue
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Not Available
1.5 Refractive Index
Not Available1.542
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Orthorhombic
1.8 Birefringence
Not Available0.009
Achroite
0 0.296
1.9 Clarity
Opaque
Not Available

Pyrite Marcasite and Cavansite Optic Character

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

Pyrite Marcasite and Cavansite Transparency

Similar to their colors, Pyrite Marcasite and Cavansite 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, Pyrite Marcasite is Opaque while Pyrite Marcasite is Opaque in appearance.