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Mimetite
Mimetite

Austinite
Austinite



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Mimetite
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Austinite

Mimetite and Austinite Optical Properties

1 Optical Properties
1.1 Luster
Resinous, Subadamantine
Subadamantine, Silky, Fibrous
1.2 Pleochroism
Weak
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
2.106-2.2631.759
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Orthorhombic
1.8 Birefringence
0.0190.024
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Mimetite and Austinite Optic Character

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

Mimetite and Austinite Transparency

Similar to their colors, Mimetite and Austinite 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, Mimetite is Translucent while Mimetite is Translucent in appearance.