Austinite and Crocoite Optical Properties

Austinite

Crocoite

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1 Optical Properties

1.1 Luster

Subadamantine, Silky, Fibrous

Adamantine

1.2 Pleochroism

Not Available

Distinctly trichroic

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Transparent

1.5 Refractive Index

1.7592.31-2.66

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n

1.8 Birefringence

0.024Not Available

0 0.296

1.9 Clarity

Not Available

Transparent

Austinite and Crocoite Optic Character

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

Compare Green Gemstones

Austinite Vs Cordierite

Austinite Vs Clintonite

Austinite Vs Apophyllite KF

Austinite and Crocoite Transparency

Similar to their colors, Austinite and Crocoite 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, Austinite is Not Available while Austinite is Not Available in appearance.