Rutilated Quartz and Dumortierite Optical Properties

Rutilated Quartz

Dumortierite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Not Available

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

1.3 Dispersion

Albite Optical ..

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0.01

Rank: 27 (Overall)▶

None

Rank: N/A (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

Transparent, Translucent, Transparent to translucent

Translucent, Translucent to opaque

1.5 Refractive Index

1.544-1.553

1.669-1.723

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Orthorhombic

1.8 Birefringence

0.009

0.011-0.037

1.9 Clarity

Transparent

Translucent

Rutilated Quartz and Dumortierite Optic Character

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

Compare Green Gemstones

Rutilated Quartz Vs Seraphinite

Rutilated Quartz Vs Smaragdite

Rutilated Quartz Vs Sillimanite

Rutilated Quartz and Dumortierite Transparency

Similar to their colors, Rutilated Quartz and Dumortierite 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, Rutilated Quartz is Translucent, Transparent and Transparent to translucent while Rutilated Quartz is Translucent, Transparent and Transparent to translucent in appearance.

Green Gemstones

Sapphire

Sapphirine

Sard

Sardonyx

Seraphinite

Sillimanite