Hypersthene and Antigorite Optical Properties

Hypersthene

Antigorite

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Waxy, Silky, Resinous, Greasy

1.2 Pleochroism

Green stones strong: (dark) bluish-green brownish-red (yellowish)Herve Nicolas Lazzarelli

pale greenish yellow.

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

Translucent

1.5 Refractive Index

1.673-1.7311.530-1.575

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Monoclinic Domatic H-M Symbol (m) Space Group: Cm

1.8 Birefringence

0.016Not Available

0 0.296

1.9 Clarity

Transparent

Translucent

Hypersthene and Antigorite Optic Character

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

Similar to their colors, Hypersthene and Antigorite 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, Hypersthene is Translucent and Transparent while Hypersthene is Translucent and Transparent in appearance.