London blue topaz and Bloodstone Heliotrope Optical Properties

London blue topaz

Bloodstone Heliotrope

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1 Optical Properties

1.1 Luster

Not Available

Waxy

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Translucent

1.5 Refractive Index

Not Available1.530-1.543

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.003-0.009

0 0.296

1.9 Clarity

Not Available

Translucent

London blue topaz and Bloodstone Heliotrope Optic Character

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

Compare Blue Gemstones

London blue topaz Vs Plasma

London blue topaz Vs Orbicular jasper

London blue topaz Vs Indicolite

London blue topaz and Bloodstone Heliotrope Transparency

Similar to their colors, London blue topaz and Bloodstone Heliotrope 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, London blue topaz is Not Available while London blue topaz is Not Available in appearance.