Moonstone and Dioptase Optical Properties

Moonstone

Dioptase

Moonstone

Dioptase

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1 Optical Properties

1.1 Luster

Pearly

Vitreous

1.2 Pleochroism

AbsentWalter Schumann

Weak; dark emerald green

1.3 Dispersion

None0.04

0.007 1

1.4 Transparency

Transparent, Transparent to translucent

TranslucentHerve Nicolas Lazzarelli

1.5 Refractive Index

1.518-1.5271.644-1.720

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Trigonal

1.8 Birefringence

0.006-0.0070.051-0.053

0 0.296

1.9 Clarity

Transparent

TranslucentHerve Nicolas Lazzarelli

Compare Semi Precious Gemstones