Staurolite and Scorodite Optical Properties

Staurolite

Scorodite

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1 Optical Properties

1.1 Luster

Resinous

Sub-Adamantine, Vitreous, Resinous

1.2 Pleochroism

X = colorless; Y = pale yellow; Z = golden yellow

Weak

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Blue Chart Gem Identification (2010) More from other references

Not Available

1.5 Refractive Index

1.736-1.762Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Orthorhombic

1.8 Birefringence

0.009-0.015Not Available

0 0.296

1.9 Clarity

Blue Chart Gem Identification (2010) More from other references

Not Available

Staurolite and Scorodite Optic Character

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

Similar to their colors, Staurolite and Scorodite 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.