Bloodstone Heliotrope and Erythrite Optical Properties

Bloodstone Heliotrope

Erythrite

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1 Optical Properties

1.1 Luster

Waxy

Subadamantine, Pearly

1.2 Pleochroism

Not Available

Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

Not Available

1.5 Refractive Index

1.530-1.5431.626-1.629

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

monoclinic

1.8 Birefringence

0.003-0.009Not Available

0 0.296

1.9 Clarity

Translucent

Not Available

Bloodstone Heliotrope and Erythrite Optic Character

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

Similar to their colors, Bloodstone Heliotrope and Erythrite 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, Bloodstone Heliotrope is Translucent while Bloodstone Heliotrope is Translucent in appearance.