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Agrellite
Agrellite

Almandine
Almandine



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Agrellite
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Almandine

Agrellite and Almandine Optical Properties

1 Optical Properties
1.1 Luster
Pearly
Greasy, Vitreous
1.2 Pleochroism
colorless.
None
1.3 Dispersion
NA0.03
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.5671.770-1.820
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
cubic
1.8 Birefringence
0.014Not Available
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Agrellite and Almandine Optic Character

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

Agrellite and Almandine Transparency

Similar to their colors, Agrellite 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, Agrellite is Not Available while Agrellite is Not Available in appearance.