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Antigorite
Antigorite

Aventurine feldspar
Aventurine feldspar



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Antigorite
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Aventurine feldspar

Antigorite and Aventurine feldspar 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
Not Available
1.5 Refractive Index
1.530-1.575Not Available
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 AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Antigorite and Aventurine feldspar Optic Character

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

Similar to their colors, Antigorite and Aventurine feldspar 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.