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Natrolite
Natrolite

Rhyolite
Rhyolite



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Natrolite
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Rhyolite

Natrolite and Rhyolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky, Pearly
Not Available
1.2 Pleochroism
NilArthur Thomas
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Not Available
1.5 Refractive Index
1.478-1.493Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Trigonal
1.8 Birefringence
0.012-0.013Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Natrolite and Rhyolite Optic Character

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

Natrolite and Rhyolite Transparency

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