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Mimetite
Mimetite

Almandine
Almandine



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Mimetite
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Almandine

Mimetite and Almandine Optical Properties

1 Optical Properties
1.1 Luster
Resinous, Subadamantine
Greasy, Vitreous
1.2 Pleochroism
Weak
None
1.3 Dispersion
NA0.03
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
2.106-2.2631.770-1.820
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
cubic
1.8 Birefringence
0.019Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Mimetite and Almandine Optic Character

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

Similar to their colors, Mimetite and Almandine 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.