Shattuckite and Pyrite Optical Properties

Shattuckite

Pyrite

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1 Optical Properties

1.1 Luster

Silky

Not Available

1.2 Pleochroism

X = very pale blue; Y = pale blue; Z = deep blue

Not Available

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Translucent

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

1.5 Refractive Index

1.752-1.815Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Isometric

1.8 Birefringence

0.063Not Available

0 0.296

1.9 Clarity

Translucent

OpaqueHerve Nicolas Lazzarelli

Shattuckite and Pyrite Optic Character

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

Similar to their colors, Shattuckite and Pyrite 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, Shattuckite is Translucent while Shattuckite is Translucent in appearance.