Larvikite and Shattuckite Optical Properties

Larvikite

Shattuckite

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1 Optical Properties

1.1 Luster

Pearly

Silky

1.2 Pleochroism

Not Available

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

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

Translucent

1.5 Refractive Index

Not Available1.752-1.815

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

Not Available0.063

0 0.296

1.9 Clarity

Transparent

Translucent

Larvikite and Shattuckite Optic Character

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

Similar to their colors, Larvikite 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, Larvikite is Translucent and Transparent while Larvikite is Translucent and Transparent in appearance.