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Poldervaartite
Poldervaartite

Celestine
Celestine



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Poldervaartite
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Celestine

Poldervaartite and Celestine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
Weak: colorless light gray bluish grayAnthony et al
Weakly trichroiC
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gems
1.5 Refractive Index
1.634-1.6561.619-1.635
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.004-0.012
Achroite
0 0.296
1.9 Clarity
Transparent
Gems

Poldervaartite and Celestine Optic Character

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

Poldervaartite and Celestine Transparency

Similar to their colors, Poldervaartite and Celestine 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, Poldervaartite is Transparent while Poldervaartite is Transparent in appearance.