Franklinite and Rose Quartz Optical Properties

Franklinite

Rose Quartz

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

Weak: pink pale pinkHerve Nicolas Lazzarelli

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Translucent

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

Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m

Hexagonal

1.8 Birefringence

Not Available0.009

0 0.296

1.9 Clarity

Translucent

TranslucentHerve Nicolas Lazzarelli

Franklinite and Rose Quartz Optic Character

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

Similar to their colors, Franklinite 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, Franklinite is Translucent while Franklinite is Translucent in appearance.