Morion and Fayalite Optical Properties

Morion

Fayalite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous, Resinous

1.2 Pleochroism

Definite: brown reddish-brownWalter Schumann

Faint

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Transparent, Translucent

TransparentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

1.544-1.5531.827-1.879

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

0.0090.042-0.051

0 0.296

1.9 Clarity

Transparent

TransparentAnthony et al

Morion and Fayalite Optic Character

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

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Morion and Fayalite Transparency

Similar to their colors, Morion 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, Morion is Translucent and Transparent while Morion is Translucent and Transparent in appearance.