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Hiddenite
Hiddenite

Staurolite
Staurolite



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Hiddenite
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Staurolite

Hiddenite and Staurolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Resinous
1.2 Pleochroism
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli
X = colorless; Y = pale yellow; Z = golden yellow
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
1.657-1.6811.736-1.762
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
0.014-0.0160.009-0.015
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Blue Chart Gem Identification (2010) More from other references

Hiddenite and Staurolite Optic Character

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

Hiddenite and Staurolite Transparency

Similar to their colors, Hiddenite and Staurolite 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, Hiddenite is Transparent while Hiddenite is Transparent in appearance.