Pyrite and Rhodochrosite Optical Properties

Pyrite

Rhodochrosite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

Weak

1.3 Dispersion

None0.02

0.007 1

1.4 Transparency

OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references

Transparent, Opaque, Transparent to nearly opaque

1.5 Refractive Index

Not Available1.60

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Trigonal

1.8 Birefringence

Not Available0.208-0.220

0 0.296

1.9 Clarity

OpaqueHerve Nicolas Lazzarelli

Transparent to nearly opaque

Pyrite and Rhodochrosite Optic Character

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

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Pyrite and Rhodochrosite Transparency

Similar to their colors, Pyrite and Rhodochrosite 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 is Blue Chart Gem Identification (2010) More from other references and OpaqueHerve Nicolas Lazzarelli while Pyrite is Blue Chart Gem Identification (2010) More from other references and OpaqueHerve Nicolas Lazzarelli in appearance.