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Shattuckite
Shattuckite

Gibbsite
Gibbsite



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Shattuckite
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Gibbsite

Shattuckite and Gibbsite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous, Pearly
1.2 Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
colorless.
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
1.752-1.815Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
0.063Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Shattuckite and Gibbsite Optic Character

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

Shattuckite and Gibbsite Transparency

Similar to their colors, Shattuckite and Gibbsite 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, Shattuckite is Translucent while Shattuckite is Translucent in appearance.