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Chrysotile
Chrysotile

Cordierite Iolite
Cordierite Iolite



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Chrysotile
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Cordierite Iolite

Chrysotile and Cordierite Iolite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous
1.2 Pleochroism
Not Available
Strong trichroism: colorless to yellowish
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent
1.5 Refractive Index
1.530-1.5751.542-1.578
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Monoclinic : clinochrysotile (most common)
Not Available
1.8 Birefringence
0.0010.008-0.012
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Chrysotile and Cordierite Iolite Optic Character

Chrysotile and Cordierite Iolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrysotile and Cordierite Iolite 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 Chrysotile and Cordierite Iolite 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. Cordierite Iolite has Biaxial/+ character.

Chrysotile and Cordierite Iolite Transparency

Similar to their colors, Chrysotile and Cordierite Iolite 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, Chrysotile is Not Available while Chrysotile is Not Available in appearance.