Erythrite and Moss Agate Optical Properties

Erythrite

Moss Agate

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1 Optical Properties

1.1 Luster

Subadamantine, Pearly

Not Available

1.2 Pleochroism

Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Not Available

TranslucentWalter Schumann, Gemstones of the world (2001)

1.5 Refractive Index

1.626-1.6291.530-1.540

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

Not Available0.004

0 0.296

1.9 Clarity

Not Available

TranslucentWalter Schumann

Erythrite and Moss Agate Optic Character

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

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