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Prase
Prase

Natrolite
Natrolite



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Prase
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Natrolite

Prase and Natrolite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Vitreous, Silky, Pearly
1.2 Pleochroism
Not Available
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Translucent
1.5 Refractive Index
1.544-1.5531.478-1.493
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.0090.012-0.013
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Prase and Natrolite Optic Character

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

Prase and Natrolite Transparency

Similar to their colors, Prase and Natrolite 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, Prase is Translucent and Transparent while Prase is Translucent and Transparent in appearance.