Linarite and Apache Tear Optical Properties

Linarite

Apache Tear

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1 Optical Properties

1.1 Luster

Sub-Adamantine, Vitreous

Not Available

1.2 Pleochroism

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

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Not Available

1.5 Refractive Index

1.809-1.859Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Amorphous

1.8 Birefringence

0.050Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Linarite and Apache Tear Optic Character

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

Similar to their colors, Linarite and Apache Tear 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, Linarite is Transparent while Linarite is Transparent in appearance.