Shattuckite and Anorthoclase Optical Properties

Shattuckite

Anorthoclase

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1 Optical Properties

1.1 Luster

Silky

Vitreous, Pearly

1.2 Pleochroism

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

WeakMichael OâDonoghue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

1.5 Refractive Index

1.752-1.8151.518-1.534

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1

1.8 Birefringence

0.0630.006-0.008

0 0.296

1.9 Clarity

Translucent

Shattuckite and Anorthoclase Optic Character

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

Similar to their colors, Shattuckite and Anorthoclase 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.