Bowenite and Andradite Garnet Optical Properties

Bowenite

Andradite Garnet

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1 Optical Properties

1.1 Luster

Waxy, Silky, Resinous, Greasy

Adamantine

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TranslucentHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)

Transparent, Opaque, Transparent to opaque

1.5 Refractive Index

1.530-1.5751.888-1.889

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Isometric

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

TranslucentHerve Nicolas Lazzarelli

Transparent to opaque

Bowenite and Andradite Garnet Optic Character

Bowenite and Andradite Garnet optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Bowenite and Andradite Garnet 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 Bowenite and Andradite Garnet 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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Bowenite and Andradite Garnet Transparency

Similar to their colors, Bowenite and Andradite Garnet 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, Bowenite is Blue Chart Gem Identification (2010) and TranslucentHerve Nicolas Lazzarelli while Bowenite is Blue Chart Gem Identification (2010) and TranslucentHerve Nicolas Lazzarelli in appearance.