Friedelite and Rose Quartz Optical Properties

Friedelite

Rose Quartz

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

NilArthur Thomas

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

1.627-1.6631.544-1.553

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m

Hexagonal

1.8 Birefringence

0.032-0.0350.009

0 0.296

1.9 Clarity

Translucent

TranslucentHerve Nicolas Lazzarelli

Friedelite and Rose Quartz Optic Character

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

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