Brookite and Zebra Rock Optical Properties

Brookite

Zebra Rock

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1 Optical Properties

1.1 Luster

Adamantine

Not Available

1.2 Pleochroism

Very weak

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

Not Available

1.5 Refractive Index

2.583-2.741Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

face-centered cubic (fcc)

1.8 Birefringence

0.117Not Available

0 0.296

1.9 Clarity

Gemmological Tables (2004) More from other references

Not Available

Brookite and Zebra Rock Optic Character

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

Similar to their colors, Brookite and Zebra Rock 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, Brookite is Gemmological Tables (2004) More from other references while Brookite is Gemmological Tables (2004) More from other references in appearance.