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Staurolite
Staurolite

Violane
Violane



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Staurolite
X
Violane

Staurolite and Violane Optical Properties

1 Optical Properties
1.1 Luster
Resinous
Not Available
1.2 Pleochroism
X = colorless; Y = pale yellow; Z = golden yellow
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Blue Chart Gem Identification (2010) More from other references
Translucent
1.5 Refractive Index
1.736-1.7621.668-1.703
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.009-0.0150.024-0.030
Achroite
0 0.296
1.9 Clarity
Blue Chart Gem Identification (2010) More from other references
Translucent

Staurolite and Violane Optic Character

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

Staurolite and Violane Transparency

Similar to their colors, Staurolite and Violane 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, Staurolite is Blue Chart Gem Identification (2010) More from other references while Staurolite is Blue Chart Gem Identification (2010) More from other references in appearance.