Tugtupite and Shattuckite Optical Properties

Tugtupite

Shattuckite

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1 Optical Properties

1.1 Luster

Not Available

Silky

1.2 Pleochroism

ModerateArthur Thomas

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

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

OpaqueHerve Nicolas Lazzarelli

Translucent

1.5 Refractive Index

1.494-1.5041.752-1.815

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Orthorhombic

1.8 Birefringence

0.0080.063

0 0.296

1.9 Clarity

OpaqueHerve Nicolas Lazzarelli

Translucent

Tugtupite and Shattuckite Optic Character

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

Similar to their colors, Tugtupite and Shattuckite 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, Tugtupite is OpaqueHerve Nicolas Lazzarelli while Tugtupite is OpaqueHerve Nicolas Lazzarelli in appearance.