Umbalite and Moss Agate Optical Properties

Umbalite

Moss Agate

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

AbsentWalter Schumann

1.3 Dispersion

0.02None

0.007 1

1.4 Transparency

TransparentGemdat.org, Management Team (2012)

TranslucentWalter Schumann, Gemstones of the world (2001)

1.5 Refractive Index

1.730-1.8201.530-1.540

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.004

0 0.296

1.9 Clarity

TransparentGemdat.org

TranslucentWalter Schumann

Umbalite and Moss Agate Optic Character

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

Similar to their colors, Umbalite 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, Umbalite is Management Team (2012) and TransparentGemdat.org while Umbalite is Management Team (2012) and TransparentGemdat.org in appearance.