Lawsonite and Super Seven Crystals Optical Properties

Lawsonite

Super Seven Crystals

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1 Optical Properties

1.1 Luster

Vitreous, Greasy

Vitreous, Pearly, Silky

1.2 Pleochroism

Weak

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent, Opaque

1.5 Refractive Index

1.672-1.6761.519-1.521

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

monoclinic

1.8 Birefringence

0.019-0.0210.0090-0.0100

0 0.296

1.9 Clarity

Not Available

Lawsonite and Super Seven Crystals Optic Character

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

Similar to their colors, Lawsonite and Super Seven Crystals 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, Lawsonite is Not Available while Lawsonite is Not Available in appearance.