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Leucite
Leucite

Faustite
Faustite



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Leucite
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Faustite

Leucite and Faustite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Waxy
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
1.5 Refractive Index
1.504-1.5101.612
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
1.8 Birefringence
0.001Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Leucite and Faustite Optic Character

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

Leucite and Faustite Transparency

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