Padparadscha and Foitite Optical Properties

Padparadscha

Foitite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

Strong: pale lavender dark blueAnthony et al

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

TranslucentAnthony et al, Translucent

1.5 Refractive Index

1.757-1.780Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

1.8 Birefringence

0.007-0.010Not Available

0 0.296

1.9 Clarity

Transparent

TranslucentAnthony et al

Padparadscha and Foitite Optic Character

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

Similar to their colors, Padparadscha and Foitite 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, Padparadscha is Translucent and Transparent while Padparadscha is Translucent and Transparent in appearance.