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Arfvedsonite
Arfvedsonite

Fayalite
Fayalite



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Arfvedsonite
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Fayalite

Arfvedsonite and Fayalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Resinous
1.2 Pleochroism
Strong: Blue-greens
Faint
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
TransparentAnthony et al, Handbook of mineralogy (2001)
1.5 Refractive Index
1.652-1.6991.827-1.879
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
Not Available0.042-0.051
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentAnthony et al

Arfvedsonite and Fayalite Optic Character

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

Arfvedsonite and Fayalite Transparency

Similar to their colors, Arfvedsonite and Fayalite 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, Arfvedsonite is Not Available while Arfvedsonite is Not Available in appearance.