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Almandine
Almandine

Anglesite
Anglesite



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Almandine and Anglesite Optical Properties

1 Optical Properties
1.1 Luster
Greasy, Vitreous
Adamantine
1.2 Pleochroism
None
NilArthur Thomas
1.3 Dispersion
0.030.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.770-1.8201.877-1.894
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Orthorhombic
1.8 Birefringence
Not Available0.017
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Almandine and Anglesite Optic Character

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

Almandine and Anglesite Transparency

Similar to their colors, Almandine and Anglesite 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, Almandine is Gemmological Tables (2004) More from other references while Almandine is Gemmological Tables (2004) More from other references in appearance.