Larvikite and Linarite Optical Properties

Larvikite

Linarite

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1 Optical Properties

1.1 Luster

Pearly

Sub-Adamantine, Vitreous

1.2 Pleochroism

Not Available

X = pale blue; Y = blue; Z = Prussian blue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

Transparent

1.5 Refractive Index

Not Available1.809-1.859

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

monoclinic

1.8 Birefringence

Not Available0.050

0 0.296

1.9 Clarity

Transparent

Larvikite and Linarite Optic Character

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

Similar to their colors, Larvikite and Linarite 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.