Hardystonite and Rutile Optical Properties

Hardystonite

Rutile

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1 Optical Properties

1.1 Luster

Vitreous, Resinous, Greasy

Adamantine

1.2 Pleochroism

Not Available

Weak to distinct brownish red-green-yellow

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Handbook of mineralogy (2001)

Transparent, Translucent

1.5 Refractive Index

1.6722.609-2.903

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

1.8 Birefringence

Not Available0.296

0 0.296

1.9 Clarity

Handbook of mineralogy (2001)

Transparent

Hardystonite and Rutile Optic Character

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

Similar to their colors, Hardystonite and Rutile 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, Hardystonite is Handbook of mineralogy (2001) while Hardystonite is Handbook of mineralogy (2001) in appearance.