×

Antigorite
Antigorite

Adularia
Adularia



ADD
Compare
X
Antigorite
X
Adularia

Antigorite and Adularia Optical Properties

1 Optical Properties
1.1 Luster
Waxy, Silky, Resinous, Greasy
Not Available
1.2 Pleochroism
pale greenish yellow.
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
TransparentArthur Thomas, Gemstones (2009)
1.5 Refractive Index
1.530-1.5751.518-1.536
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
Not Available
1.8 Birefringence
Not Available0.005-0.008
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentArthur Thomas

Antigorite and Adularia Optic Character

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

Antigorite and Adularia Transparency

Similar to their colors, Antigorite and Adularia 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.