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Marcasite
Marcasite

Hydrogrossular
Hydrogrossular



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Marcasite
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Hydrogrossular

Marcasite and Hydrogrossular Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
NilArthur Thomas
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
1.5 Refractive Index
Not Available1.680-1.712
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Translucent

Marcasite and Hydrogrossular Optic Character

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

Marcasite and Hydrogrossular Transparency

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