Crocoite and Linarite Optical Properties

Crocoite

Linarite

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1 Optical Properties

1.1 Luster

Adamantine

Sub-Adamantine, Vitreous

1.2 Pleochroism

Distinctly trichroic

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

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

1.5 Refractive Index

2.31-2.661.809-1.859

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n

monoclinic

1.8 Birefringence

Not Available0.050

0 0.296

1.9 Clarity

Transparent

Crocoite and Linarite Optic Character

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

Similar to their colors, Crocoite 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, Crocoite is Transparent while Crocoite is Transparent in appearance.