Petrified Wood and Staurolite Optical Properties

Petrified Wood

Staurolite

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1 Optical Properties

1.1 Luster

Not Available

Resinous

1.2 Pleochroism

Not Available

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

1.3 Dispersion

NoneNA

0.007 1

1.7 Transparency

Not Available

Blue Chart Gem Identification (2010) More from other references

1.8 Refractive Index

Not Available1.736-1.762

1 3.25

1.10 Optic Character

Not Available

1.11 Crystal System

Trigonal

monoclinic

1.12 Birefringence

Not Available0.009-0.015

0 0.296

1.13 Clarity

Not Available

Blue Chart Gem Identification (2010) More from other references

Petrified Wood and Staurolite Optic Character

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

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Petrified Wood and Staurolite Transparency

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