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Bloodstone Heliotrope and Euclase Optical Properties


Euclase and Bloodstone Heliotrope Optical Properties


Optical Properties

Luster
Waxy   
Vitreous   

Pleochroism
Not Available   
Weak: colorless-(greenish) yellow   

Dispersion
Not Available   
0.02   
23

Transparency
Translucent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.530-1.543   
1.650-1.677   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a   

Birefringence
0.003-0.009   
0.019-0.025   

Clarity
Translucent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Bloodstone Heliotrope and Euclase Optic Character

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

Similar to their colors, Bloodstone Heliotrope and Euclase 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.

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