Brookite and Moss Agate Optical Properties

Brookite

Moss Agate

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1 Optical Properties

1.1 Luster

Adamantine

Not Available

1.2 Pleochroism

Very weak

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

TranslucentWalter Schumann, Gemstones of the world (2001)

1.5 Refractive Index

2.583-2.7411.530-1.540

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

0.1170.004

0 0.296

1.9 Clarity

Gemmological Tables (2004) More from other references

TranslucentWalter Schumann

Brookite and Moss Agate Optic Character

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

Similar to their colors, Brookite and Moss Agate 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.