Gibbsite and Super Seven Crystals Optical Properties

Gibbsite

Super Seven Crystals

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Vitreous, Pearly, Silky

1.2 Pleochroism

colorless.

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent, Opaque

1.5 Refractive Index

Not Available1.519-1.521

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

1.8 Birefringence

Not Available0.0090-0.0100

0 0.296

1.9 Clarity

Not Available

Gibbsite and Super Seven Crystals Optic Character

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

Compare Grey Gemstones

Gibbsite Vs Pallasite

Gibbsite Vs Vanadinite

Gibbsite Vs Galena

Gibbsite and Super Seven Crystals Transparency

Similar to their colors, Gibbsite 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, Gibbsite is Not Available while Gibbsite is Not Available in appearance.