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Natrolite
Natrolite

Periclase
Periclase



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Natrolite
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Periclase

Natrolite and Periclase Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky, Pearly
Vitreous
1.2 Pleochroism
NilArthur Thomas
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
1.5 Refractive Index
1.478-1.4931.735-1.738
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Isometric
1.8 Birefringence
0.012-0.013Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentWalter Schumann

Natrolite and Periclase Optic Character

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

Similar to their colors, Natrolite and Periclase 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.