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Magnesite
Magnesite

Obsidian
Obsidian



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Magnesite
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Obsidian

Magnesite and Obsidian Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
NilArthur Thomas
AbsentWalter Schumann
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
1.509-1.7201.450-1.550
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Amorphous
1.8 Birefringence
0.191Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Magnesite and Obsidian Optic Character

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

Magnesite and Obsidian Transparency

Similar to their colors, Magnesite and Obsidian 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, Magnesite is Translucent while Magnesite is Translucent in appearance.