Bloodstone Heliotrope and Catapleiite Optical Properties

Bloodstone Heliotrope

Catapleiite

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1 Optical Properties

1.1 Luster

Waxy

Vitreous

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)

1.5 Refractive Index

1.530-1.5431.590-1.629

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)

1.8 Birefringence

0.003-0.0090.039

0 0.296

1.9 Clarity

Translucent

TransparentUlrich Henn and Claudio C. Milisenda

Bloodstone Heliotrope and Catapleiite Optic Character

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

Bloodstone Heliotrope Vs Caledonite

Bloodstone Heliotrope Vs Catapleiite

Bloodstone Heliotrope and Catapleiite Transparency

Similar to their colors, Bloodstone Heliotrope and Catapleiite 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.