Antigorite and Inderite Optical Properties

Antigorite

Inderite

Add ⊕

1 Optical Properties

1.1 Luster

Waxy, Silky, Resinous, Greasy

Vitreous, Pearly, Greasy

1.2 Pleochroism

pale greenish yellow.

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

Gemmological Tables (2004)

1.5 Refractive Index

1.530-1.5751.488-1.505

1 3.25

1.6 Optic Character

Not Available

Biaxial/+

1.7 Crystal System

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

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

1.8 Birefringence

Not Available0.017

0 0.296

1.9 Clarity

Translucent

TransparentUlrich Henn and Claudio C. Milisenda

Antigorite and Inderite Optic Character

Antigorite and Inderite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Antigorite and Inderite 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 Antigorite and Inderite 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. Inderite has Biaxial/+ character.

Compare Green Gemstones

Antigorite Vs Axinite

Antigorite Vs Baryte Barite

Antigorite Vs Augite

Antigorite and Inderite Transparency

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