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Rock Crystal
Rock Crystal

Lawsonite
Lawsonite



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Rock Crystal
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Lawsonite

Rock Crystal and Lawsonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Greasy
1.2 Pleochroism
AbsentWalter Schumann
Weak
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Not Available
1.5 Refractive Index
1.544-1.5531.672-1.676
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.0090.019-0.021
Achroite
0 0.296
1.9 Clarity
TransparentWalter Schumann
Not Available

Rock Crystal and Lawsonite Optic Character

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

Rock Crystal and Lawsonite Transparency

Similar to their colors, Rock Crystal and Lawsonite 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, Rock Crystal is Gemstones of the world (2001) More from other references and TransparentWalter Schumann while Rock Crystal is Gemstones of the world (2001) More from other references and TransparentWalter Schumann in appearance.