Super Seven Crystals and Euclase Optical Properties

Super Seven Crystals

Euclase

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1 Optical Properties

1.1 Luster

Vitreous, Pearly, Silky

Vitreous

1.2 Pleochroism

Not Available

Weak: colorless-(greenish) yellow

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Transparent, Translucent, Opaque

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.519-1.5211.650-1.677

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a

1.8 Birefringence

0.0090-0.01000.019-0.025

0 0.296

1.9 Clarity

Not Available

TransparentUlrich Henn and Claudio C. Milisenda

Super Seven Crystals and Euclase Optic Character

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

Similar to their colors, Super Seven Crystals 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, Super Seven Crystals is Opaque, Translucent and Transparent while Super Seven Crystals is Opaque, Translucent and Transparent in appearance.