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Aegirine
Aegirine

Lawsonite
Lawsonite



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Aegirine
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Lawsonite

Aegirine and Lawsonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous
Vitreous, Greasy
1.2 Pleochroism
X = emerald green
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.720-1.7781.672-1.676
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.037-0.0610.019-0.021
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Not Available

Aegirine and Lawsonite Optic Character

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

Aegirine and Lawsonite Transparency

Similar to their colors, Aegirine 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, Aegirine is Gemmological Tables (2004) More from other references while Aegirine is Gemmological Tables (2004) More from other references in appearance.