×

Chrysotile
Chrysotile

Petalite
Petalite



ADD
Compare
X
Chrysotile
X
Petalite

Chrysotile and Petalite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous, Pearly
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.530-1.5751.502-1.523
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic : clinochrysotile (most common)
monoclinic
1.8 Birefringence
0.0010.012-0.016
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Chrysotile and Petalite Optic Character

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

Chrysotile and Petalite Transparency

Similar to their colors, Chrysotile and Petalite 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.