Cordierite and Rose Quartz Optical Properties

Cordierite

Rose Quartz

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1 Optical Properties

1.1 Luster

Greasy, Vitreous

Vitreous

1.2 Pleochroism

X = pale yellow

Weak: pink pale pinkHerve Nicolas Lazzarelli

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

Not Available1.544-1.553

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Hexagonal

1.8 Birefringence

Not Available0.009

0 0.296

1.9 Clarity

Not Available

TranslucentHerve Nicolas Lazzarelli

Cordierite and Rose Quartz Optic Character

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

Similar to their colors, Cordierite and Rose Quartz 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, Cordierite is Not Available while Cordierite is Not Available in appearance.