Demantoid and Moss Agate Optical Properties

Demantoid

Moss Agate

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1 Optical Properties

1.1 Luster

Adamantine

Not Available

1.2 Pleochroism

None

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Gemmological Tables (2004)

TranslucentWalter Schumann, Gemstones of the world (2001)

1.5 Refractive Index

1.880-1.8901.530-1.540

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Not Available

1.8 Birefringence

Not Available0.004

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentWalter Schumann

Demantoid and Moss Agate Optic Character

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

Similar to their colors, Demantoid 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, Demantoid is Gemmological Tables (2004) while Demantoid is Gemmological Tables (2004) in appearance.