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Pyrite Marcasite
Pyrite Marcasite

Eosphorite
Eosphorite



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Pyrite Marcasite
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Eosphorite

Pyrite Marcasite and Eosphorite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Resinous
1.2 Pleochroism
Not Available
Visible: X = yellow; Y = pink; Z = pale pink to colorless
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Transparent
1.5 Refractive Index
Not Available1.639-1.672
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Orthorhombic
1.8 Birefringence
Not Available0.029-0.032
Achroite
0 0.296
1.9 Clarity
Opaque
Transparent

Pyrite Marcasite and Eosphorite Optic Character

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

Similar to their colors, Pyrite Marcasite and Eosphorite 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.